Fundies.
English

Segment disclosures

Company overview

Valaris plc

Each reported dimension combination stays separate. Revenue and operating income are shown as reported, with their dates and sources.

Revenue · Reported segment facts

163 dimension combinations 778 retained observations 15 reported periods Partial retained history

Counts describe retained dimensioned rows only. Periods and members can change across reports, and this view does not infer missing values or expected segment totals.

Corporate Non Segment · Reconciling Items

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:CorporateNonSegmentMember;us-gaap:StatementBusinessSegmentsAxis=val:ReconcilingItemsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-30-126900000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-30-254300000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-31-127400000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-01-01 – 2025-12-31-571000000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2025-07-01 – 2025-09-30-156800000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-30-431400000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-30-139900000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-30-274600000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-31-134700000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-01-01 – 2024-12-31-512500000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-07-01 – 2024-09-30-113700000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-30-376200000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-30-124200000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-30-262500000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-03-31-138300000 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-01-01 – 2023-12-31-496600000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-07-01 – 2023-09-30-121500000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-30-362900000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-03-31-123600000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2022-01-01 – 2022-12-31-459500000 USD2025-02-20 · 16:39:42.000ZOpen filing evidence

Operating Segments · All Other Segments

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-3052000000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-30109600000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-3157600000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-01-01 – 2025-12-31195600000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2025-07-01 – 2025-09-3055700000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-30148200000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-3050300000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-3092500000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-3142200000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-01-01 – 2024-12-31167000000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-07-01 – 2024-09-3040400000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-30129100000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-3040400000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-3088700000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-03-3148300000 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-01-01 – 2023-12-31175900000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-07-01 – 2023-09-3045900000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-30134600000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-04-01 – 2023-06-3043200000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-3088700000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-03-3145500000 USD2023-05-02 · 21:28:03.000ZOpen filing evidence
2022-01-01 – 2022-12-31157800000 USD2025-02-20 · 16:39:42.000ZOpen filing evidence

Operating Segments · ARO

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=val:AROMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-30126900000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-30254300000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-31127400000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-01-01 – 2025-12-31571000000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2025-07-01 – 2025-09-30156800000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-30431400000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-30139900000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-30274600000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-31134700000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-01-01 – 2024-12-31512500000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-07-01 – 2024-09-30113700000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-30376200000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-30124200000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-30262500000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-03-31138300000 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-01-01 – 2023-12-31496600000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-07-01 – 2023-09-30121500000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-30362900000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-04-01 – 2023-06-30117800000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-30241400000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-03-31123600000 USD2023-05-02 · 21:28:03.000ZOpen filing evidence
2022-01-01 – 2022-12-31459500000 USD2025-02-20 · 16:39:42.000ZOpen filing evidence

Operating Segments · Floaters

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-30290000000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-30487600000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-31197600000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-01-01 – 2025-12-311260600000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2025-07-01 – 2025-09-30302900000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-30994700000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-30326900000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-30691800000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-31364900000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-01-01 – 2024-12-311440700000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-07-01 – 2024-09-30389000000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-301097300000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-30383900000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-30708300000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-03-31324400000 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-01-01 – 2023-12-31948700000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-07-01 – 2023-09-30243300000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-30685500000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-04-01 – 2023-06-30227400000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-30442200000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-03-31214800000 USD2023-05-02 · 21:28:03.000ZOpen filing evidence
2022-01-01 – 2022-12-31700500000 USD2025-02-20 · 16:39:42.000ZOpen filing evidence

Operating Segments · Jackups

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-30197200000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-30407400000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-31210200000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-01-01 – 2025-12-31912800000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2025-07-01 – 2025-09-30237100000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-30688700000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-30238000000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-30451600000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-31213600000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-01-01 – 2024-12-31754900000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-07-01 – 2024-09-30213700000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-30551800000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-30185800000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-30338100000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-03-31152300000 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-01-01 – 2023-12-31659600000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-07-01 – 2023-09-30165900000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-30480300000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-04-01 – 2023-06-30144600000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-30314400000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-03-31169800000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2022-01-01 – 2022-12-31744200000 USD2025-02-20 · 16:39:42.000ZOpen filing evidence

AO · Sales Revenue Net · Geographic Concentration Risk · Jackups

Statement Geographical · Concentration Risk By Benchmark · Concentration Risk By Type · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:AO;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence

AO · Geographic Concentration Risk · Sales Revenue Net · All Other Segments

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:AO;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-310 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-310 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-07-01 – 2024-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-10-31 · 15:10:22.000ZOpen filing evidence

AO · Geographic Concentration Risk · Sales Revenue Net · Floaters

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:AO;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-3074100000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-30144700000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-3170600000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-01-01 – 2025-12-31219500000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2025-07-01 – 2025-09-3065000000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-30149500000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-3042300000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-3084500000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-3142200000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-01-01 – 2024-12-31196700000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-07-01 – 2024-09-3068700000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-30141300000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-3042100000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-3072600000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2023-01-01 – 2023-12-31210900000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-07-01 – 2023-09-3062800000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-30160100000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2022-01-01 – 2022-12-3178500000 USD2025-02-20 · 16:39:42.000ZOpen filing evidence

AO · Geographic Concentration Risk · Sales Revenue Net · Jackups

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:AO;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-3023500000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-3046800000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-3123300000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-07-01 – 2025-09-3023000000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-3048600000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-3021300000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-3025600000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-314300000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-07-01 – 2024-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-10-31 · 15:10:22.000ZOpen filing evidence

AO · Geographic Concentration Risk · Sales Revenue Net · Jackups Member

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:AO;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMemberMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-12-3174000000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-01-01 – 2024-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2022-01-01 – 2022-12-310 USD2025-02-20 · 16:39:42.000ZOpen filing evidence

AO · Geographic Concentration Risk · Sales Revenue Net · Managed Rigs

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:AO;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-01-01 – 2024-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2022-01-01 – 2022-12-310 USD2025-02-20 · 16:39:42.000ZOpen filing evidence

AU · Sales Revenue Net · Geographic Concentration Risk · Jackups

Statement Geographical · Concentration Risk By Benchmark · Concentration Risk By Type · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:AU;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-3016200000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-3020900000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-04-01 – 2023-06-3010600000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-3023500000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence

AU · Sales Revenue Net · Jackups · Geographic Concentration Risk

Statement Geographical · Concentration Risk By Benchmark · Statement Business Segments · Concentration Risk By Type

Source dimensions srt:StatementGeographicalAxis=country:AU;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-3112900000 USD2023-05-02 · 21:28:03.000ZOpen filing evidence

AU · Geographic Concentration Risk · Sales Revenue Net · All Other Segments

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:AU;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-310 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-310 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-07-01 – 2024-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-10-31 · 15:10:22.000ZOpen filing evidence

AU · Geographic Concentration Risk · Sales Revenue Net · Floaters

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:AU;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-310 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-01-01 – 2025-12-31145900000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2025-07-01 – 2025-09-3040000000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-30117600000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-3038000000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-3077600000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-3139600000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-01-01 – 2024-12-31172100000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-07-01 – 2024-09-3042400000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-30128400000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-3043000000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-3086000000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-03-3143000000 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-01-01 – 2023-12-31157000000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-07-01 – 2023-09-3040200000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-30118000000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2022-01-01 – 2022-12-31113000000 USD2025-02-20 · 16:39:42.000ZOpen filing evidence

AU · Geographic Concentration Risk · Sales Revenue Net · Jackups

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:AU;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-3016000000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-3032200000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-3116200000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-07-01 – 2025-09-3025900000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-30111500000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-3040100000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-3085600000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-3145500000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-07-01 – 2024-09-3046500000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-3067400000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-3016200000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-3020900000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-03-314700000 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-07-01 – 2023-09-306800000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-3030300000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence

AU · Geographic Concentration Risk · Sales Revenue Net · Jackups Member

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:AU;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMemberMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-12-31128200000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-01-01 – 2024-12-31104300000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-01-01 – 2023-12-3129900000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2022-01-01 – 2022-12-3130000000 USD2025-02-20 · 16:39:42.000ZOpen filing evidence

AU · Geographic Concentration Risk · Sales Revenue Net · Managed Rigs

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:AU;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-01-01 – 2024-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2022-01-01 – 2022-12-310 USD2025-02-20 · 16:39:42.000ZOpen filing evidence

AU · Floaters · Sales Revenue Net · Geographic Concentration Risk

Statement Geographical · Statement Business Segments · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions srt:StatementGeographicalAxis=country:AU;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-3137700000 USD2023-05-02 · 21:28:03.000ZOpen filing evidence

AU · Jackups · Geographic Concentration Risk · Sales Revenue Net

Statement Geographical · Statement Business Segments · Concentration Risk By Type · Concentration Risk By Benchmark

Source dimensions srt:StatementGeographicalAxis=country:AU;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-306800000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-3030300000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence

AU · Managed Rigs · Sales Revenue Net · Geographic Concentration Risk

Statement Geographical · Statement Business Segments · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions srt:StatementGeographicalAxis=country:AU;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-310 USD2023-05-02 · 21:28:03.000ZOpen filing evidence

BR · Sales Revenue Net · Geographic Concentration Risk · Jackups

Statement Geographical · Concentration Risk By Benchmark · Concentration Risk By Type · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:BR;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-02 · 16:39:23.000ZOpen filing evidence

BR · Sales Revenue Net · Floaters · Geographic Concentration Risk

Statement Geographical · Concentration Risk By Benchmark · Statement Business Segments · Concentration Risk By Type

Source dimensions srt:StatementGeographicalAxis=country:BR;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-31195000000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence
2022-01-01 – 2022-12-31111500000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

BR · Sales Revenue Net · Jackups Member · Geographic Concentration Risk

Statement Geographical · Concentration Risk By Benchmark · Statement Business Segments · Concentration Risk By Type

Source dimensions srt:StatementGeographicalAxis=country:BR;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMemberMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-22 · 21:51:58.000ZOpen filing evidence
2022-01-01 – 2022-12-310 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

BR · Sales Revenue Net · Managed Rigs · Geographic Concentration Risk

Statement Geographical · Concentration Risk By Benchmark · Statement Business Segments · Concentration Risk By Type

Source dimensions srt:StatementGeographicalAxis=country:BR;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-22 · 21:51:58.000ZOpen filing evidence
2022-01-01 – 2022-12-310 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

BR · Geographic Concentration Risk · Sales Revenue Net · All Other Segments

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:BR;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-310 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-310 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-07-01 – 2024-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-10-31 · 15:10:22.000ZOpen filing evidence

BR · Geographic Concentration Risk · Sales Revenue Net · Floaters

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:BR;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-30138300000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-30224100000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-3185800000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-01-01 – 2025-12-31587300000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2025-07-01 – 2025-09-30144500000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-30462700000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-30154200000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-30318200000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-31164000000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-01-01 – 2024-12-31497900000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-07-01 – 2024-09-30151400000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-30380500000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-3098000000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-30229100000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-03-31131100000 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-01-01 – 2023-12-31195000000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-07-01 – 2023-09-3046400000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-30117400000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence

BR · Geographic Concentration Risk · Sales Revenue Net · Jackups

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:BR;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-310 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-310 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-07-01 – 2024-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-10-31 · 15:10:22.000ZOpen filing evidence

BR · Geographic Concentration Risk · Sales Revenue Net · Jackups Member

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:BR;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMemberMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-01-01 – 2024-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence

BR · Geographic Concentration Risk · Sales Revenue Net · Managed Rigs

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:BR;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-01-01 – 2024-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence

BR · All Other Segments · Sales Revenue Net · Geographic Concentration Risk

Statement Geographical · Statement Business Segments · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions srt:StatementGeographicalAxis=country:BR;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-310 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-02 · 16:39:23.000ZOpen filing evidence

GB · Sales Revenue Net · Geographic Concentration Risk · Jackups

Statement Geographical · Concentration Risk By Benchmark · Concentration Risk By Type · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:GB;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-3095600000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-30167800000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-03-3172200000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-04-01 – 2023-06-3068100000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-30121600000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-03-3153500000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence

GB · Sales Revenue Net · Floaters · Geographic Concentration Risk

Statement Geographical · Concentration Risk By Benchmark · Statement Business Segments · Concentration Risk By Type

Source dimensions srt:StatementGeographicalAxis=country:GB;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

GB · Sales Revenue Net · Jackups · Geographic Concentration Risk

Statement Geographical · Concentration Risk By Benchmark · Statement Business Segments · Concentration Risk By Type

Source dimensions srt:StatementGeographicalAxis=country:GB;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-3153500000 USD2023-05-02 · 21:28:03.000ZOpen filing evidence

GB · Sales Revenue Net · Jackups Member · Geographic Concentration Risk

Statement Geographical · Concentration Risk By Benchmark · Statement Business Segments · Concentration Risk By Type

Source dimensions srt:StatementGeographicalAxis=country:GB;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMemberMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-31267200000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

GB · Sales Revenue Net · Managed Rigs · Geographic Concentration Risk

Statement Geographical · Concentration Risk By Benchmark · Statement Business Segments · Concentration Risk By Type

Source dimensions srt:StatementGeographicalAxis=country:GB;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

GB · Geographic Concentration Risk · Sales Revenue Net · All Other Segments

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:GB;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-310 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-310 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-07-01 – 2024-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-10-31 · 15:10:22.000ZOpen filing evidence

GB · Geographic Concentration Risk · Sales Revenue Net · Floaters

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:GB;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-310 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-01-01 – 2025-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-310 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-01-01 – 2024-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-07-01 – 2024-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-10-31 · 15:10:22.000ZOpen filing evidence

GB · Geographic Concentration Risk · Sales Revenue Net · Jackups

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:GB;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-3093600000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-30194100000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-31100500000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-07-01 – 2025-09-3099400000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-30297900000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-3097800000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-30198500000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-31100700000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-07-01 – 2024-09-30105300000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-30273100000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-3095600000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-30167800000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-03-3172200000 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-07-01 – 2023-09-3071000000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-30192600000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence

GB · Geographic Concentration Risk · Sales Revenue Net · Jackups Member

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:GB;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMemberMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-12-31391800000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-01-01 – 2024-12-31375200000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-01-01 – 2023-12-31267200000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence

GB · Geographic Concentration Risk · Sales Revenue Net · Managed Rigs

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:GB;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-01-01 – 2024-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence

SA · Sales Revenue Net · Floaters · Geographic Concentration Risk

Statement Geographical · Concentration Risk By Benchmark · Statement Business Segments · Concentration Risk By Type

Source dimensions srt:StatementGeographicalAxis=country:SA;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

SA · Sales Revenue Net · Jackups Member · Geographic Concentration Risk

Statement Geographical · Concentration Risk By Benchmark · Statement Business Segments · Concentration Risk By Type

Source dimensions srt:StatementGeographicalAxis=country:SA;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMemberMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-3141200000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

SA · Sales Revenue Net · Managed Rigs · Geographic Concentration Risk

Statement Geographical · Concentration Risk By Benchmark · Statement Business Segments · Concentration Risk By Type

Source dimensions srt:StatementGeographicalAxis=country:SA;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-3171200000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Gulf Of America · Geographic Concentration Risk · Sales Revenue Net · All Other Segments

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=val:GulfOfAmericaMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-3033200000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-3064400000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-3131200000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-07-01 – 2025-09-3032400000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-3093200000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-3032800000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-3060800000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-3128000000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-07-01 – 2024-09-3029800000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-3084500000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-3026200000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-3054700000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence

Gulf Of America · Geographic Concentration Risk · Sales Revenue Net · Floaters

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=val:GulfOfAmericaMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-3040600000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-3081800000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-3141200000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-01-01 – 2025-12-31223300000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2025-07-01 – 2025-09-3048900000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-30180000000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-3065700000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-30131100000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-3165400000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-01-01 – 2024-12-31245400000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-07-01 – 2024-09-3066000000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-30178900000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-3056100000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-30112900000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2023-01-01 – 2023-12-31220900000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence

Gulf Of America · Geographic Concentration Risk · Sales Revenue Net · Jackups

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=val:GulfOfAmericaMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-301000000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-301000000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-310 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-310 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-07-01 – 2024-09-30200000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-3010300000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-30700000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-3010100000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence

Gulf Of America · Geographic Concentration Risk · Sales Revenue Net · Jackups Member

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=val:GulfOfAmericaMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMemberMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-12-310 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-01-01 – 2024-12-3110300000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-01-01 – 2023-12-3127200000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence

Gulf Of America · Geographic Concentration Risk · Sales Revenue Net · Managed Rigs

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=val:GulfOfAmericaMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-12-31119100000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-01-01 – 2024-12-31111700000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-01-01 – 2023-12-31104700000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence

Other Geographic Areas · Sales Revenue Net · Geographic Concentration Risk · Jackups

Statement Geographical · Concentration Risk By Benchmark · Concentration Risk By Type · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=val:OtherGeographicAreasMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-3073300000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-30139300000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-04-01 – 2023-06-3060100000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-30155300000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence

Other Geographic Areas · Sales Revenue Net · Floaters · Geographic Concentration Risk

Statement Geographical · Concentration Risk By Benchmark · Statement Business Segments · Concentration Risk By Type

Source dimensions srt:StatementGeographicalAxis=val:OtherGeographicAreasMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-3199000000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Other Geographic Areas · Sales Revenue Net · Jackups Member · Geographic Concentration Risk

Statement Geographical · Concentration Risk By Benchmark · Statement Business Segments · Concentration Risk By Type

Source dimensions srt:StatementGeographicalAxis=val:OtherGeographicAreasMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMemberMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-31253000000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Other Geographic Areas · Sales Revenue Net · Managed Rigs · Geographic Concentration Risk

Statement Geographical · Concentration Risk By Benchmark · Statement Business Segments · Concentration Risk By Type

Source dimensions srt:StatementGeographicalAxis=val:OtherGeographicAreasMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Other Geographic Areas · Geographic Concentration Risk · Sales Revenue Net · All Other Segments

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=val:OtherGeographicAreasMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-3018800000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-3045200000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-3126400000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-07-01 – 2025-09-3023300000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-3055000000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-3017500000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-3031700000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-3114200000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-07-01 – 2024-09-3010600000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-3044600000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-3014200000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-3034000000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-03-3119800000 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-07-01 – 2023-09-3019700000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-3056100000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence

Other Geographic Areas · Geographic Concentration Risk · Sales Revenue Net · Floaters

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=val:OtherGeographicAreasMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-3037000000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-3037000000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-310 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-01-01 – 2025-12-3184600000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2025-07-01 – 2025-09-304500000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-3084900000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-3026700000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-3080400000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-3153700000 RestatedUSD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-01-01 – 2024-12-31328600000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-07-01 – 2024-09-3060500000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-30268200000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-30144700000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-30207700000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-03-3193500000 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-01-01 – 2023-12-31164900000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-07-01 – 2023-09-3028600000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-30137700000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence

Other Geographic Areas · Geographic Concentration Risk · Sales Revenue Net · Jackups

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=val:OtherGeographicAreasMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-3063100000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-30133300000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-3170200000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-07-01 – 2025-09-3088800000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-30230700000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-3078800000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-30141900000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-3163100000 RestatedUSD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-07-01 – 2024-09-3061700000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-30201000000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-3073300000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-30139300000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-03-3166000000 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-07-01 – 2023-09-3079600000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-30234900000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence

Other Geographic Areas · Geographic Concentration Risk · Sales Revenue Net · Jackups Member

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=val:OtherGeographicAreasMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMemberMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-12-31318800000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-01-01 – 2024-12-31265100000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-01-01 – 2023-12-31335300000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence

Other Geographic Areas · Geographic Concentration Risk · Sales Revenue Net · Managed Rigs

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=val:OtherGeographicAreasMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-12-3176500000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-01-01 – 2024-12-3155300000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-01-01 – 2023-12-3171200000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-07-01 – 2023-09-3019700000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-3056100000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence

Other Geographic Areas · Jackups · Geographic Concentration Risk · Sales Revenue Net

Statement Geographical · Statement Business Segments · Concentration Risk By Type · Concentration Risk By Benchmark

Source dimensions srt:StatementGeographicalAxis=val:OtherGeographicAreasMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-3079600000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-30234900000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence

US Gulf Of Mexico · Sales Revenue Net · Geographic Concentration Risk · Jackups

Statement Geographical · Concentration Risk By Benchmark · Concentration Risk By Type · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=val:USGulfOfMexicoMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-319400000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-01-01 – 2023-03-318200000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence

Us Gulf Of Mexico · Sales Revenue Net · Jackups · Geographic Concentration Risk

Statement Geographical · Concentration Risk By Benchmark · Statement Business Segments · Concentration Risk By Type

Source dimensions srt:StatementGeographicalAxis=val:UsGulfOfMexicoMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-318200000 USD2023-05-02 · 21:28:03.000ZOpen filing evidence

US Gulf Of Mexico · Geographic Concentration Risk · Sales Revenue Net · All Other Segments

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=val:USGulfOfMexicoMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-03-3128000000 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2024-07-01 – 2024-09-3029800000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2024-01-01 – 2024-09-3084500000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2024-01-01 – 2024-03-3128500000 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-07-01 – 2023-09-3026200000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-3078500000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence

US Gulf Of Mexico · Geographic Concentration Risk · Sales Revenue Net · Floaters

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=val:USGulfOfMexicoMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-03-3165400000 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2024-01-01 – 2024-12-31245400000 USD2025-02-20 · 16:39:42.000ZOpen filing evidence
2024-07-01 – 2024-09-3066000000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2024-01-01 – 2024-09-30178900000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2024-01-01 – 2024-03-3156800000 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-01-01 – 2023-12-31220900000 USD2025-02-20 · 16:39:42.000ZOpen filing evidence
2023-07-01 – 2023-09-3065300000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-30152300000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence

US Gulf Of Mexico · Geographic Concentration Risk · Sales Revenue Net · Jackups

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=val:USGulfOfMexicoMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-03-310 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2024-07-01 – 2024-09-30200000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2024-01-01 – 2024-09-3010300000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2024-01-01 – 2024-03-319400000 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-07-01 – 2023-09-308500000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-3022500000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence

US Gulf Of Mexico · Geographic Concentration Risk · Sales Revenue Net · Jackups Member

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=val:USGulfOfMexicoMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMemberMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-12-3110300000 USD2025-02-20 · 16:39:42.000ZOpen filing evidence
2023-01-01 – 2023-12-3127200000 USD2025-02-20 · 16:39:42.000ZOpen filing evidence

Us Gulf Of Mexico · Geographic Concentration Risk · Sales Revenue Net · Managed Rigs

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=val:UsGulfOfMexicoMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-3026200000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-3078500000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence

US Gulf Of Mexico · Geographic Concentration Risk · Sales Revenue Net · Managed Rigs

Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=val:USGulfOfMexicoMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-12-31111700000 USD2025-02-20 · 16:39:42.000ZOpen filing evidence
2023-01-01 – 2023-12-31104700000 USD2025-02-20 · 16:39:42.000ZOpen filing evidence

Us Gulf Of Mexico · Floaters · Sales Revenue Net · Geographic Concentration Risk

Statement Geographical · Statement Business Segments · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions srt:StatementGeographicalAxis=val:UsGulfOfMexicoMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-3141700000 USD2023-05-02 · 21:28:03.000ZOpen filing evidence

Us Gulf Of Mexico · Managed Rigs · Sales Revenue Net · Geographic Concentration Risk

Statement Geographical · Statement Business Segments · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions srt:StatementGeographicalAxis=val:UsGulfOfMexicoMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-3126100000 USD2023-05-02 · 21:28:03.000ZOpen filing evidence

Sales Revenue Net · AO · Floaters · Geographic Concentration Risk

Concentration Risk By Benchmark · Statement Geographical · Statement Business Segments · Concentration Risk By Type

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:AO;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-31210900000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Sales Revenue Net · AU · Geographic Concentration Risk · Jackups

Concentration Risk By Benchmark · Statement Geographical · Concentration Risk By Type · Statement Business Segments

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:AU;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-314700000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-01-01 – 2023-03-3112900000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence

Sales Revenue Net · AU · Floaters · Geographic Concentration Risk

Concentration Risk By Benchmark · Statement Geographical · Statement Business Segments · Concentration Risk By Type

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:AU;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-31157000000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Sales Revenue Net · MX · Floaters · Geographic Concentration Risk

Concentration Risk By Benchmark · Statement Geographical · Statement Business Segments · Concentration Risk By Type

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:MX;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-3165900000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Sales Revenue Net · MX · Jackups Member · Geographic Concentration Risk

Concentration Risk By Benchmark · Statement Geographical · Statement Business Segments · Concentration Risk By Type

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:MX;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMemberMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-3138700000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Sales Revenue Net · MX · Managed Rigs · Geographic Concentration Risk

Concentration Risk By Benchmark · Statement Geographical · Statement Business Segments · Concentration Risk By Type

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:MX;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Sales Revenue Net · NO · Floaters · Geographic Concentration Risk

Concentration Risk By Benchmark · Statement Geographical · Statement Business Segments · Concentration Risk By Type

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:NO;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Sales Revenue Net · NO · Jackups Member · Geographic Concentration Risk

Concentration Risk By Benchmark · Statement Geographical · Statement Business Segments · Concentration Risk By Type

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:NO;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMemberMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-312400000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Sales Revenue Net · NO · Managed Rigs · Geographic Concentration Risk

Concentration Risk By Benchmark · Statement Geographical · Statement Business Segments · Concentration Risk By Type

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:NO;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Sales Revenue Net · US Gulf Of Mexico · Geographic Concentration Risk · Jackups

Concentration Risk By Benchmark · Statement Geographical · Concentration Risk By Type · Statement Business Segments

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=val:USGulfOfMexicoMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-30700000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-3010100000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-04-01 – 2023-06-305800000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-3014000000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence

Sales Revenue Net · US Gulf Of Mexico · Floaters · Geographic Concentration Risk

Concentration Risk By Benchmark · Statement Geographical · Statement Business Segments · Concentration Risk By Type

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=val:USGulfOfMexicoMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-31220900000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Sales Revenue Net · US Gulf Of Mexico · Jackups Member · Geographic Concentration Risk

Concentration Risk By Benchmark · Statement Geographical · Statement Business Segments · Concentration Risk By Type

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=val:USGulfOfMexicoMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMemberMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-3127200000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Sales Revenue Net · US Gulf Of Mexico · Managed Rigs · Geographic Concentration Risk

Concentration Risk By Benchmark · Statement Geographical · Statement Business Segments · Concentration Risk By Type

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=val:USGulfOfMexicoMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-31104700000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Sales Revenue Net · Geographic Concentration Risk · Jackups

Concentration Risk By Benchmark · Concentration Risk By Type · Statement Business Segments

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-30185800000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-30338100000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-03-31152300000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-04-01 – 2023-06-30144600000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-30314400000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-03-31169800000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence

Sales Revenue Net · Geographic Concentration Risk · Jackups · Other Geographic Areas

Concentration Risk By Benchmark · Concentration Risk By Type · Statement Business Segments · Statement Geographical

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember;srt:StatementGeographicalAxis=val:OtherGeographicAreasMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-3166000000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-01-01 – 2023-03-3195200000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence

Sales Revenue Net · Floaters · Geographic Concentration Risk

Concentration Risk By Benchmark · Statement Business Segments · Concentration Risk By Type

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-31948700000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Sales Revenue Net · Jackups · SA · Geographic Concentration Risk

Concentration Risk By Benchmark · Statement Business Segments · Statement Geographical · Concentration Risk By Type

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember;srt:StatementGeographicalAxis=country:SA;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-3119900000 USD2023-05-02 · 21:28:03.000ZOpen filing evidence

Sales Revenue Net · Jackups · Geographic Concentration Risk

Concentration Risk By Benchmark · Statement Business Segments · Concentration Risk By Type

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-31169800000 USD2023-05-02 · 21:28:03.000ZOpen filing evidence

Sales Revenue Net · Jackups · Geographic Concentration Risk · Other Geographic Areas

Concentration Risk By Benchmark · Statement Business Segments · Concentration Risk By Type · Statement Geographical

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;srt:StatementGeographicalAxis=val:OtherGeographicAreasMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-3175300000 USD2023-05-02 · 21:28:03.000ZOpen filing evidence

Sales Revenue Net · Jackups Member · AO · Geographic Concentration Risk

Concentration Risk By Benchmark · Statement Business Segments · Statement Geographical · Concentration Risk By Type

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMemberMember;srt:StatementGeographicalAxis=country:AO;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Sales Revenue Net · Jackups Member · AU · Geographic Concentration Risk

Concentration Risk By Benchmark · Statement Business Segments · Statement Geographical · Concentration Risk By Type

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMemberMember;srt:StatementGeographicalAxis=country:AU;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-3129900000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Sales Revenue Net · Jackups Member · Geographic Concentration Risk

Concentration Risk By Benchmark · Statement Business Segments · Concentration Risk By Type

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMemberMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-31659600000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Sales Revenue Net · Managed Rigs · AO · Geographic Concentration Risk

Concentration Risk By Benchmark · Statement Business Segments · Statement Geographical · Concentration Risk By Type

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;srt:StatementGeographicalAxis=country:AO;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Sales Revenue Net · Managed Rigs · AU · Geographic Concentration Risk

Concentration Risk By Benchmark · Statement Business Segments · Statement Geographical · Concentration Risk By Type

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;srt:StatementGeographicalAxis=country:AU;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Sales Revenue Net · Managed Rigs · Geographic Concentration Risk

Concentration Risk By Benchmark · Statement Business Segments · Concentration Risk By Type

Source dimensions us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-31175900000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Geographic Concentration Risk · AO · Sales Revenue Net · Jackups

Concentration Risk By Type · Statement Geographical · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;srt:StatementGeographicalAxis=country:AO;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

Geographic Concentration Risk · GB · Sales Revenue Net · Jackups

Concentration Risk By Type · Statement Geographical · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;srt:StatementGeographicalAxis=country:GB;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-3068100000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-30121600000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

Geographic Concentration Risk · Other Geographic Areas · Sales Revenue Net · Jackups

Concentration Risk By Type · Statement Geographical · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;srt:StatementGeographicalAxis=val:OtherGeographicAreasMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-3050700000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-30126000000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

Geographic Concentration Risk · Other Geographic Areas · Floaters · Sales Revenue Net

Concentration Risk By Type · Statement Geographical · Statement Business Segments · Concentration Risk By Benchmark

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;srt:StatementGeographicalAxis=val:OtherGeographicAreasMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-3083800000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-30180100000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

Geographic Concentration Risk · Other Geographic Areas · Managed Rigs · Sales Revenue Net

Concentration Risk By Type · Statement Geographical · Statement Business Segments · Concentration Risk By Benchmark

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;srt:StatementGeographicalAxis=val:OtherGeographicAreasMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

Geographic Concentration Risk · Sales Revenue Net · BR · Managed Rigs

Concentration Risk By Type · Concentration Risk By Benchmark · Statement Geographical · Statement Business Segments

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:BR;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-300 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-07 · 21:25:28.000ZOpen filing evidence

Geographic Concentration Risk · Sales Revenue Net · GB · Managed Rigs

Concentration Risk By Type · Concentration Risk By Benchmark · Statement Geographical · Statement Business Segments

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:GB;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-300 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-07 · 21:25:28.000ZOpen filing evidence

Geographic Concentration Risk · Sales Revenue Net · All Other Segments

Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-3052000000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-30109600000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-3157600000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-07-01 – 2025-09-3055700000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-30148200000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-3050300000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-3092500000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-3142200000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-07-01 – 2024-09-3040400000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-30129100000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-3040400000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-3088700000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-03-3148300000 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-07-01 – 2023-09-3045900000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-30134600000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence

Geographic Concentration Risk · Sales Revenue Net · Floaters

Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-30290000000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-30487600000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-31197600000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-01-01 – 2025-12-311260600000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2025-07-01 – 2025-09-30302900000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-30994700000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-30326900000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-30691800000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-31364900000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-01-01 – 2024-12-311440700000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-07-01 – 2024-09-30389000000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-301097300000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-30383900000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-30708300000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-03-31324400000 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-01-01 – 2023-12-31948700000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-07-01 – 2023-09-30243300000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-30685500000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence

Geographic Concentration Risk · Sales Revenue Net · Jackups

Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-30197200000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-06-30407400000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2026-01-01 – 2026-03-31210200000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2025-07-01 – 2025-09-30237100000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-01-01 – 2025-09-30688700000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2025-04-01 – 2025-06-30238000000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-06-30451600000 USD2026-08-06 · 12:32:23.000ZOpen filing evidence
2025-01-01 – 2025-03-31213600000 USD2026-05-05 · 12:33:13.000ZOpen filing evidence
2024-07-01 – 2024-09-30213700000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-01-01 – 2024-09-30551800000 USD2025-10-30 · 14:55:56.000ZOpen filing evidence
2024-04-01 – 2024-06-30185800000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-06-30338100000 USD2025-07-31 · 12:31:11.000ZOpen filing evidence
2024-01-01 – 2024-03-31152300000 USD2025-05-01 · 15:02:24.000ZOpen filing evidence
2023-07-01 – 2023-09-30165900000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-01-01 – 2023-09-30480300000 USD2024-10-31 · 15:10:22.000ZOpen filing evidence
2023-04-01 – 2023-06-30144600000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-30314400000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

Geographic Concentration Risk · Sales Revenue Net · Jackups · AU

Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments · Statement Geographical

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember;srt:StatementGeographicalAxis=country:AU
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-3010600000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-3023500000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

Geographic Concentration Risk · Sales Revenue Net · Jackups · SA

Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments · Statement Geographical

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember;srt:StatementGeographicalAxis=country:SA
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-309400000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-3029300000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

Geographic Concentration Risk · Sales Revenue Net · Jackups · Us Gulf Of Mexico

Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments · Statement Geographical

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember;srt:StatementGeographicalAxis=val:UsGulfOfMexicoMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-305800000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-3014000000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

Geographic Concentration Risk · Sales Revenue Net · Jackups Member

Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:JackupsMemberMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-12-31912800000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-01-01 – 2024-12-31754900000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-01-01 – 2023-12-31659600000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence

Geographic Concentration Risk · Sales Revenue Net · Managed Rigs

Concentration Risk By Type · Concentration Risk By Benchmark · Statement Business Segments

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-12-31195600000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2024-01-01 – 2024-12-31167000000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-01-01 – 2023-12-31175900000 USD2026-02-20 · 20:08:24.000ZOpen filing evidence
2023-07-01 – 2023-09-3045900000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-30134600000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence

Geographic Concentration Risk · Floaters · AO · Sales Revenue Net

Concentration Risk By Type · Statement Business Segments · Statement Geographical · Concentration Risk By Benchmark

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;srt:StatementGeographicalAxis=country:AO;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-3058200000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-3097300000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

Geographic Concentration Risk · Floaters · GB · Sales Revenue Net

Concentration Risk By Type · Statement Business Segments · Statement Geographical · Concentration Risk By Benchmark

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;srt:StatementGeographicalAxis=country:GB;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

Geographic Concentration Risk · Floaters · Sales Revenue Net

Concentration Risk By Type · Statement Business Segments · Concentration Risk By Benchmark

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-30227400000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-30442200000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

Geographic Concentration Risk · Floaters · Sales Revenue Net · AU

Concentration Risk By Type · Statement Business Segments · Concentration Risk By Benchmark · Statement Geographical

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:AU
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-3040100000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-3077800000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

Geographic Concentration Risk · Floaters · Sales Revenue Net · SA

Concentration Risk By Type · Statement Business Segments · Concentration Risk By Benchmark · Statement Geographical

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:SA
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

Geographic Concentration Risk · Floaters · Sales Revenue Net · Us Gulf Of Mexico

Concentration Risk By Type · Statement Business Segments · Concentration Risk By Benchmark · Statement Geographical

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=val:UsGulfOfMexicoMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-3045300000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-3087000000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

Geographic Concentration Risk · Managed Rigs · AO · Sales Revenue Net

Concentration Risk By Type · Statement Business Segments · Statement Geographical · Concentration Risk By Benchmark

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;srt:StatementGeographicalAxis=country:AO;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

Geographic Concentration Risk · Managed Rigs · GB · Sales Revenue Net

Concentration Risk By Type · Statement Business Segments · Statement Geographical · Concentration Risk By Benchmark

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;srt:StatementGeographicalAxis=country:GB;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

Geographic Concentration Risk · Managed Rigs · Sales Revenue Net

Concentration Risk By Type · Statement Business Segments · Concentration Risk By Benchmark

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-3043200000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-3088700000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

Geographic Concentration Risk · Managed Rigs · Sales Revenue Net · AU

Concentration Risk By Type · Statement Business Segments · Concentration Risk By Benchmark · Statement Geographical

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:AU
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

Geographic Concentration Risk · Managed Rigs · Sales Revenue Net · SA

Concentration Risk By Type · Statement Business Segments · Concentration Risk By Benchmark · Statement Geographical

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:SA
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-3017000000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-3036400000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

Geographic Concentration Risk · Managed Rigs · Sales Revenue Net · Us Gulf Of Mexico

Concentration Risk By Type · Statement Business Segments · Concentration Risk By Benchmark · Statement Geographical

Source dimensions us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=val:UsGulfOfMexicoMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-3026200000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-3052300000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence

All Other Segments · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-3148300000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-01-01 – 2023-12-31175900000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence
2023-04-01 – 2023-06-3043200000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-3088700000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-03-3145500000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence

All Other Segments · AO · Sales Revenue Net · Geographic Concentration Risk

Statement Business Segments · Statement Geographical · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:StatementGeographicalAxis=country:AO;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence

All Other Segments · AU · Sales Revenue Net · Geographic Concentration Risk

Statement Business Segments · Statement Geographical · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:StatementGeographicalAxis=country:AU;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence

All Other Segments · BR · Sales Revenue Net · Geographic Concentration Risk

Statement Business Segments · Statement Geographical · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:StatementGeographicalAxis=country:BR;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence

All Other Segments · GB · Sales Revenue Net · Geographic Concentration Risk

Statement Business Segments · Statement Geographical · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:StatementGeographicalAxis=country:GB;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-02 · 16:39:23.000ZOpen filing evidence

All Other Segments · Other Geographic Areas · Sales Revenue Net · Geographic Concentration Risk

Statement Business Segments · Statement Geographical · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:StatementGeographicalAxis=val:OtherGeographicAreasMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-3014200000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-3034000000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-04-01 – 2023-06-3017000000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-3036400000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence

All Other Segments · US Gulf Of Mexico · Sales Revenue Net · Geographic Concentration Risk

Statement Business Segments · Statement Geographical · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:StatementGeographicalAxis=val:USGulfOfMexicoMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-3128500000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-01-01 – 2023-03-3126100000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence

All Other Segments · Sales Revenue Net · AU · Geographic Concentration Risk

Statement Business Segments · Concentration Risk By Benchmark · Statement Geographical · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:AU;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-310 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-02 · 16:39:23.000ZOpen filing evidence

All Other Segments · Sales Revenue Net · US Gulf Of Mexico · Geographic Concentration Risk

Statement Business Segments · Concentration Risk By Benchmark · Statement Geographical · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=val:USGulfOfMexicoMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-3026200000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-3054700000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-04-01 – 2023-06-3026200000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-3052300000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence

All Other Segments · Sales Revenue Net · Geographic Concentration Risk

Statement Business Segments · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-3040400000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-3088700000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-03-3148300000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-04-01 – 2023-06-3043200000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-3088700000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-03-3145500000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence

All Other Segments · Sales Revenue Net · Geographic Concentration Risk · Other Geographic Areas

Statement Business Segments · Concentration Risk By Benchmark · Concentration Risk By Type · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;srt:StatementGeographicalAxis=val:OtherGeographicAreasMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-3119800000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-01-01 – 2023-03-3119400000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence

ARO · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:AROMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-31138300000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-01-01 – 2023-12-31496600000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence
2023-04-01 – 2023-06-30117800000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-30241400000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-03-31123600000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence

Floaters · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-31324400000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-04-01 – 2023-06-30227400000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-06-30442200000 USD2023-08-02 · 20:06:39.000ZOpen filing evidence
2023-01-01 – 2023-03-31214800000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence

Floaters · AO · Sales Revenue Net · Geographic Concentration Risk

Statement Business Segments · Statement Geographical · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;srt:StatementGeographicalAxis=country:AO;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-3042100000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-3072600000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-04-01 – 2023-06-3058200000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-3097300000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence

Floaters · AO · Geographic Concentration Risk · Sales Revenue Net

Statement Business Segments · Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;srt:StatementGeographicalAxis=country:AO;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-3062800000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-30160100000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence

Floaters · AU · Sales Revenue Net · Geographic Concentration Risk

Statement Business Segments · Statement Geographical · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;srt:StatementGeographicalAxis=country:AU;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-3043000000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-3086000000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-04-01 – 2023-06-3040100000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-3077800000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence

Floaters · AU · Geographic Concentration Risk · Sales Revenue Net

Statement Business Segments · Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;srt:StatementGeographicalAxis=country:AU;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-3040200000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-30118000000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence

Floaters · BR · Sales Revenue Net · Geographic Concentration Risk

Statement Business Segments · Statement Geographical · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;srt:StatementGeographicalAxis=country:BR;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-3098000000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-30229100000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-03-31131100000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-04-01 – 2023-06-3033900000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-3071000000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-03-3137100000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence

Floaters · GB · Sales Revenue Net · Geographic Concentration Risk

Statement Business Segments · Statement Geographical · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;srt:StatementGeographicalAxis=country:GB;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-02 · 16:39:23.000ZOpen filing evidence

Floaters · Other Geographic Areas · Sales Revenue Net · Geographic Concentration Risk

Statement Business Segments · Statement Geographical · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;srt:StatementGeographicalAxis=val:OtherGeographicAreasMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-30144700000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-30207700000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-04-01 – 2023-06-3049900000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-30109100000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence

Floaters · Other Geographic Areas · Geographic Concentration Risk · Sales Revenue Net

Statement Business Segments · Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;srt:StatementGeographicalAxis=val:OtherGeographicAreasMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-3028600000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-30137700000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence

Floaters · US Gulf Of Mexico · Sales Revenue Net · Geographic Concentration Risk

Statement Business Segments · Statement Geographical · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;srt:StatementGeographicalAxis=val:USGulfOfMexicoMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-3156800000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-01-01 – 2023-03-3141700000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence

Floaters · Us Gulf Of Mexico · Geographic Concentration Risk · Sales Revenue Net

Statement Business Segments · Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;srt:StatementGeographicalAxis=val:UsGulfOfMexicoMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-3065300000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-30152300000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence

Floaters · Sales Revenue Net · AU · Geographic Concentration Risk

Statement Business Segments · Concentration Risk By Benchmark · Statement Geographical · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:AU;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-3143000000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-01-01 – 2023-03-3137700000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence

Floaters · Sales Revenue Net · SA · Geographic Concentration Risk

Statement Business Segments · Concentration Risk By Benchmark · Statement Geographical · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:SA;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-310 USD2023-05-02 · 21:28:03.000ZOpen filing evidence

Floaters · Sales Revenue Net · US Gulf Of Mexico · Geographic Concentration Risk

Statement Business Segments · Concentration Risk By Benchmark · Statement Geographical · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=val:USGulfOfMexicoMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-3056100000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-30112900000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-04-01 – 2023-06-3045300000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-3087000000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence

Floaters · Sales Revenue Net · Geographic Concentration Risk

Statement Business Segments · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-30383900000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-30708300000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-03-31324400000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-04-01 – 2023-06-30227400000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-30442200000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-03-31214800000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence

Floaters · Sales Revenue Net · Geographic Concentration Risk · Other Geographic Areas

Statement Business Segments · Concentration Risk By Benchmark · Concentration Risk By Type · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;srt:StatementGeographicalAxis=val:OtherGeographicAreasMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-3193500000 USD2024-05-02 · 16:39:23.000ZOpen filing evidence
2023-01-01 – 2023-03-3198300000 RestatedUSD2024-05-02 · 16:39:23.000ZOpen filing evidence

Floaters · Geographic Concentration Risk · Sales Revenue Net

Statement Business Segments · Concentration Risk By Type · Concentration Risk By Benchmark

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-30243300000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-30685500000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence

Floaters · Geographic Concentration Risk · Sales Revenue Net · BR

Statement Business Segments · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:BR
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-3046400000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-30117400000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence

Floaters · Geographic Concentration Risk · Sales Revenue Net · GB

Statement Business Segments · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:FloatersMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:GB
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-300 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-07 · 21:25:28.000ZOpen filing evidence

Jackups · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-31659600000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence

Jackups · AO · Geographic Concentration Risk · Sales Revenue Net

Statement Business Segments · Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember;srt:StatementGeographicalAxis=country:AO;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-300 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-07 · 21:25:28.000ZOpen filing evidence

Jackups · Us Gulf Of Mexico · Geographic Concentration Risk · Sales Revenue Net

Statement Business Segments · Statement Geographical · Concentration Risk By Type · Concentration Risk By Benchmark

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember;srt:StatementGeographicalAxis=val:UsGulfOfMexicoMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-308500000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-3022500000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence

Jackups · Geographic Concentration Risk · Sales Revenue Net

Statement Business Segments · Concentration Risk By Type · Concentration Risk By Benchmark

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-30165900000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-30480300000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence

Jackups · Geographic Concentration Risk · Sales Revenue Net · BR

Statement Business Segments · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:BR
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-300 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-07 · 21:25:28.000ZOpen filing evidence

Jackups · Geographic Concentration Risk · Sales Revenue Net · GB

Statement Business Segments · Concentration Risk By Type · Concentration Risk By Benchmark · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:JackupsMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:GB
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-3071000000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-30192600000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence

Managed Rigs · GB · Sales Revenue Net · Geographic Concentration Risk

Statement Business Segments · Statement Geographical · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;srt:StatementGeographicalAxis=country:GB;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-310 USD2023-05-02 · 21:28:03.000ZOpen filing evidence

Managed Rigs · Sales Revenue Net · SA · Geographic Concentration Risk

Statement Business Segments · Concentration Risk By Benchmark · Statement Geographical · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;srt:StatementGeographicalAxis=country:SA;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-3119400000 USD2023-05-02 · 21:28:03.000ZOpen filing evidence

Managed Rigs · Sales Revenue Net · Geographic Concentration Risk

Statement Business Segments · Concentration Risk By Benchmark · Concentration Risk By Type

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-3145500000 USD2023-05-02 · 21:28:03.000ZOpen filing evidence

Managed Rigs · Sales Revenue Net · Geographic Concentration Risk · Other Geographic Areas

Statement Business Segments · Concentration Risk By Benchmark · Concentration Risk By Type · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:ManagedRigsMember;us-gaap:ConcentrationRiskByBenchmarkAxis=us-gaap:SalesRevenueNetMember;us-gaap:ConcentrationRiskByTypeAxis=us-gaap:GeographicConcentrationRiskMember;srt:StatementGeographicalAxis=val:OtherGeographicAreasMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-310 USD2023-05-02 · 21:28:03.000ZOpen filing evidence

Reconciling Items · Corporate Non Segment

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=val:ReconcilingItemsMember;srt:ConsolidationItemsAxis=us-gaap:CorporateNonSegmentMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-30-124200000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2024-01-01 – 2024-06-30-262500000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-12-31-496600000 USD2024-02-22 · 21:51:58.000ZOpen filing evidence
2023-07-01 – 2023-09-30-121500000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-01-01 – 2023-09-30-362900000 USD2023-11-07 · 21:25:28.000ZOpen filing evidence
2023-04-01 – 2023-06-30-117800000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence
2023-01-01 – 2023-06-30-241400000 USD2024-08-01 · 14:58:01.000ZOpen filing evidence