Segment disclosures

Company overview

BORGWARNER INC.

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

Revenue · Reported segment facts

122 dimension combinations 782 retained observations 12 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.

Operating Segments · Air Management

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=bwa:AirManagementMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-317833000000 USD20240208Open filing evidence

Operating Segments · Battery Charging Systems

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=bwa:BatteryChargingSystemsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-30100000000 USD20260805Open filing evidence
2026-01-01 – 2026-06-30202000000 USD20260805Open filing evidence
2026-01-01 – 2026-03-31102000000 USD20260506Open filing evidence
2025-01-01 – 2025-12-31590000000 USD20260211Open filing evidence
2025-07-01 – 2025-09-30132000000 USD20251030Open filing evidence
2025-01-01 – 2025-09-30441000000 USD20251030Open filing evidence
2025-04-01 – 2025-06-30159000000 USD20260805Open filing evidence
2025-01-01 – 2025-06-30309000000 USD20260805Open filing evidence
2025-01-01 – 2025-03-31150000000 USD20260506Open filing evidence
2024-01-01 – 2024-12-31729000000 USD20260211Open filing evidence
2024-07-01 – 2024-09-30197000000 USD20251030Open filing evidence
2024-01-01 – 2024-09-30567000000 USD20251030Open filing evidence
2024-04-01 – 2024-06-30193000000 USD20250731Open filing evidence
2024-01-01 – 2024-06-30370000000 USD20250731Open filing evidence
2024-01-01 – 2024-03-31177000000 USD20250507Open filing evidence
2023-01-01 – 2023-12-31546000000 USD20260211Open filing evidence

Operating Segments · Battery Charging Systems · Customer

Consolidation Items · Statement Business Segments · Subsegments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=bwa:BatteryChargingSystemsMember;us-gaap:SubsegmentsAxis=bwa:CustomerMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-03-31150000000 USD20250507Open filing evidence
2024-01-01 – 2024-12-31729000000 USD20250206Open filing evidence
2024-07-01 – 2024-09-30197000000 USD20241031Open filing evidence
2024-01-01 – 2024-09-30567000000 USD20241031Open filing evidence
2024-01-01 – 2024-03-31177000000 USD20250507Open filing evidence
2023-01-01 – 2023-12-31546000000 USD20250206Open filing evidence

Operating Segments · Battery Charging Systems · Intersegment

Consolidation Items · Statement Business Segments · Subsegments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=bwa:BatteryChargingSystemsMember;us-gaap:SubsegmentsAxis=bwa:IntersegmentMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-03-310 USD20250507Open filing evidence
2024-01-01 – 2024-12-310 USD20250206Open filing evidence
2024-07-01 – 2024-09-300 USD20241031Open filing evidence
2024-01-01 – 2024-09-300 USD20241031Open filing evidence
2024-01-01 – 2024-03-310 USD20250507Open filing evidence
2023-01-01 – 2023-12-310 USD20250206Open filing evidence

Operating Segments · Drivetrain Battery Systems

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=bwa:DrivetrainBatterySystemsMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-311159000000 USD20240502Open filing evidence
2023-01-01 – 2023-12-314348000000 USD20240208Open filing evidence

Operating Segments · Drivetrain Battery Systems · Intersegment

Consolidation Items · Statement Business Segments · Subsegments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=bwa:DrivetrainBatterySystemsMember;us-gaap:SubsegmentsAxis=bwa:IntersegmentMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-312000000 USD20240502Open filing evidence
2023-01-01 – 2023-12-312000000 USD20240208Open filing evidence

Operating Segments · Drivetrain Morse Systems

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=bwa:DrivetrainMorseSystemsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-301455000000 USD20260805Open filing evidence
2026-01-01 – 2026-06-302877000000 USD20260805Open filing evidence
2026-01-01 – 2026-03-311422000000 USD20260506Open filing evidence
2025-01-01 – 2025-12-315654000000 USD20260211Open filing evidence
2025-07-01 – 2025-09-301452000000 USD20251030Open filing evidence
2025-01-01 – 2025-09-304242000000 USD20251030Open filing evidence
2025-04-01 – 2025-06-301429000000 USD20260805Open filing evidence
2025-01-01 – 2025-06-302790000000 USD20260805Open filing evidence
2025-01-01 – 2025-03-311361000000 USD20260506Open filing evidence
2024-01-01 – 2024-12-315577000000 USD20260211Open filing evidence
2024-07-01 – 2024-09-301365000000 USD20251030Open filing evidence
2024-01-01 – 2024-09-304226000000 USD20251030Open filing evidence
2024-04-01 – 2024-06-301442000000 USD20250731Open filing evidence
2024-01-01 – 2024-06-302861000000 USD20250731Open filing evidence
2024-01-01 – 2024-03-311419000000 USD20250507Open filing evidence
2023-01-01 – 2023-12-315549000000 USD20260211Open filing evidence

Operating Segments · Drivetrain Morse Systems · Customer

Consolidation Items · Statement Business Segments · Subsegments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=bwa:DrivetrainMorseSystemsMember;us-gaap:SubsegmentsAxis=bwa:CustomerMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-03-311356000000 USD20250507Open filing evidence
2024-01-01 – 2024-12-315564000000 USD20250206Open filing evidence
2024-07-01 – 2024-09-301362000000 USD20241031Open filing evidence
2024-01-01 – 2024-09-304218000000 USD20241031Open filing evidence
2024-01-01 – 2024-03-311416000000 USD20250507Open filing evidence
2023-01-01 – 2023-12-315543000000 USD20250206Open filing evidence

Operating Segments · Drivetrain Morse Systems · Intersegment

Consolidation Items · Statement Business Segments · Subsegments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=bwa:DrivetrainMorseSystemsMember;us-gaap:SubsegmentsAxis=bwa:IntersegmentMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-03-315000000 USD20250507Open filing evidence
2024-01-01 – 2024-12-3113000000 USD20250206Open filing evidence
2024-07-01 – 2024-09-303000000 USD20241031Open filing evidence
2024-01-01 – 2024-09-308000000 USD20241031Open filing evidence
2024-01-01 – 2024-03-313000000 USD20250507Open filing evidence
2023-01-01 – 2023-12-316000000 USD20250206Open filing evidence

Operating Segments · E Propulsion

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=bwa:EPropulsionMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-31436000000 USD20240502Open filing evidence
2023-01-01 – 2023-12-312166000000 USD20240208Open filing evidence

Operating Segments · Power Drive Systems

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=bwa:PowerDriveSystemsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-30665000000 USD20260805Open filing evidence
2026-01-01 – 2026-06-301252000000 USD20260805Open filing evidence
2026-01-01 – 2026-03-31587000000 USD20260506Open filing evidence
2025-01-01 – 2025-12-312347000000 USD20260211Open filing evidence
2025-07-01 – 2025-09-30582000000 USD20251030Open filing evidence
2025-01-01 – 2025-09-301724000000 USD20251030Open filing evidence
2025-04-01 – 2025-06-30581000000 USD20260805Open filing evidence
2025-01-01 – 2025-06-301142000000 USD20260805Open filing evidence
2025-01-01 – 2025-03-31561000000 USD20260506Open filing evidence
2024-01-01 – 2024-12-311937000000 USD20260211Open filing evidence
2024-07-01 – 2024-09-30512000000 USD20251030Open filing evidence
2024-01-01 – 2024-09-301412000000 USD20251030Open filing evidence
2024-04-01 – 2024-06-30464000000 USD20250731Open filing evidence
2024-01-01 – 2024-06-30900000000 USD20250731Open filing evidence
2024-01-01 – 2024-03-31436000000 USD20250507Open filing evidence
2023-01-01 – 2023-12-312166000000 USD20260211Open filing evidence

Operating Segments · Power Drive Systems · Customer

Consolidation Items · Statement Business Segments · Subsegments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=bwa:PowerDriveSystemsMember;us-gaap:SubsegmentsAxis=bwa:CustomerMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-03-31555000000 USD20250507Open filing evidence
2024-01-01 – 2024-12-311908000000 USD20250206Open filing evidence
2024-07-01 – 2024-09-30505000000 USD20241031Open filing evidence
2024-01-01 – 2024-09-301390000000 USD20241031Open filing evidence
2024-01-01 – 2024-03-31430000000 USD20250507Open filing evidence
2023-01-01 – 2023-12-312102000000 USD20250206Open filing evidence

Operating Segments · Power Drive Systems · Intersegment

Consolidation Items · Statement Business Segments · Subsegments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=bwa:PowerDriveSystemsMember;us-gaap:SubsegmentsAxis=bwa:IntersegmentMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-03-316000000 USD20250507Open filing evidence
2024-01-01 – 2024-12-3129000000 USD20250206Open filing evidence
2024-07-01 – 2024-09-307000000 USD20241031Open filing evidence
2024-01-01 – 2024-09-3022000000 USD20241031Open filing evidence
2024-01-01 – 2024-03-316000000 USD20250507Open filing evidence
2023-01-01 – 2023-12-3164000000 USD20250206Open filing evidence

Operating Segments · Turbos Thermal Technologies

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=bwa:TurbosThermalTechnologiesMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-301442000000 USD20260805Open filing evidence
2026-01-01 – 2026-06-302875000000 USD20260805Open filing evidence
2026-01-01 – 2026-03-311433000000 USD20260506Open filing evidence
2025-01-01 – 2025-12-315772000000 USD20260211Open filing evidence
2025-07-01 – 2025-09-301437000000 USD20251030Open filing evidence
2025-01-01 – 2025-09-304372000000 USD20251030Open filing evidence
2025-04-01 – 2025-06-301481000000 USD20260805Open filing evidence
2025-01-01 – 2025-06-302935000000 USD20260805Open filing evidence
2025-01-01 – 2025-03-311454000000 USD20260506Open filing evidence
2024-01-01 – 2024-12-315887000000 USD20260211Open filing evidence
2024-07-01 – 2024-09-301386000000 USD20251030Open filing evidence
2024-01-01 – 2024-09-304475000000 USD20251030Open filing evidence
2024-04-01 – 2024-06-301515000000 USD20250731Open filing evidence
2024-01-01 – 2024-06-303089000000 USD20250731Open filing evidence
2024-01-01 – 2024-03-311574000000 USD20250507Open filing evidence
2023-01-01 – 2023-12-316012000000 USD20260211Open filing evidence

Operating Segments · Turbos Thermal Technologies · Customer

Consolidation Items · Statement Business Segments · Subsegments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=bwa:TurbosThermalTechnologiesMember;us-gaap:SubsegmentsAxis=bwa:CustomerMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-03-311454000000 USD20250507Open filing evidence
2024-01-01 – 2024-12-315885000000 USD20250206Open filing evidence
2024-07-01 – 2024-09-301385000000 USD20241031Open filing evidence
2024-01-01 – 2024-09-304472000000 USD20241031Open filing evidence
2024-01-01 – 2024-03-311572000000 USD20250507Open filing evidence
2023-01-01 – 2023-12-316007000000 USD20250206Open filing evidence

Operating Segments · Turbos Thermal Technologies · Intersegment

Consolidation Items · Statement Business Segments · Subsegments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=bwa:TurbosThermalTechnologiesMember;us-gaap:SubsegmentsAxis=bwa:IntersegmentMember
PeriodValueUnitFiledEvidence
2025-01-01 – 2025-03-310 USD20250507Open filing evidence
2024-01-01 – 2024-12-312000000 USD20250206Open filing evidence
2024-07-01 – 2024-09-301000000 USD20241031Open filing evidence
2024-01-01 – 2024-09-303000000 USD20241031Open filing evidence
2024-01-01 – 2024-03-312000000 USD20250507Open filing evidence
2023-01-01 – 2023-12-315000000 USD20250206Open filing evidence

Operating Segments · Customer · Battery Charging Systems

Consolidation Items · Subsegments · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:SubsegmentsAxis=bwa:CustomerMember;us-gaap:StatementBusinessSegmentsAxis=bwa:BatteryChargingSystemsMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-31102000000 USD20260506Open filing evidence
2025-01-01 – 2025-12-31590000000 USD20260211Open filing evidence
2025-07-01 – 2025-09-30132000000 USD20251030Open filing evidence
2025-01-01 – 2025-09-30441000000 USD20251030Open filing evidence
2025-04-01 – 2025-06-30159000000 USD20250731Open filing evidence
2025-01-01 – 2025-06-30309000000 USD20250731Open filing evidence
2025-01-01 – 2025-03-31150000000 USD20260506Open filing evidence
2024-01-01 – 2024-12-31729000000 USD20260211Open filing evidence
2024-07-01 – 2024-09-30197000000 USD20251030Open filing evidence
2024-01-01 – 2024-09-30567000000 USD20251030Open filing evidence
2024-04-01 – 2024-06-30193000000 USD20250731Open filing evidence
2024-01-01 – 2024-06-30370000000 USD20250731Open filing evidence
2023-01-01 – 2023-12-31546000000 USD20260211Open filing evidence

Operating Segments · Customer · Drivetrain Morse Systems

Consolidation Items · Subsegments · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:SubsegmentsAxis=bwa:CustomerMember;us-gaap:StatementBusinessSegmentsAxis=bwa:DrivetrainMorseSystemsMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-311418000000 USD20260506Open filing evidence
2025-01-01 – 2025-12-315635000000 USD20260211Open filing evidence
2025-07-01 – 2025-09-301447000000 USD20251030Open filing evidence
2025-01-01 – 2025-09-304227000000 USD20251030Open filing evidence
2025-04-01 – 2025-06-301424000000 USD20250731Open filing evidence
2025-01-01 – 2025-06-302780000000 USD20250731Open filing evidence
2025-01-01 – 2025-03-311356000000 USD20260506Open filing evidence
2024-01-01 – 2024-12-315564000000 USD20260211Open filing evidence
2024-07-01 – 2024-09-301362000000 USD20251030Open filing evidence
2024-01-01 – 2024-09-304218000000 USD20251030Open filing evidence
2024-04-01 – 2024-06-301440000000 USD20250731Open filing evidence
2024-01-01 – 2024-06-302856000000 USD20250731Open filing evidence
2023-01-01 – 2023-12-315543000000 USD20260211Open filing evidence

Operating Segments · Customer · Power Drive Systems

Consolidation Items · Subsegments · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:SubsegmentsAxis=bwa:CustomerMember;us-gaap:StatementBusinessSegmentsAxis=bwa:PowerDriveSystemsMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-31581000000 USD20260506Open filing evidence
2025-01-01 – 2025-12-312322000000 USD20260211Open filing evidence
2025-07-01 – 2025-09-30576000000 USD20251030Open filing evidence
2025-01-01 – 2025-09-301706000000 USD20251030Open filing evidence
2025-04-01 – 2025-06-30575000000 USD20250731Open filing evidence
2025-01-01 – 2025-06-301130000000 USD20250731Open filing evidence
2025-01-01 – 2025-03-31555000000 USD20260506Open filing evidence
2024-01-01 – 2024-12-311908000000 USD20260211Open filing evidence
2024-07-01 – 2024-09-30505000000 USD20251030Open filing evidence
2024-01-01 – 2024-09-301390000000 USD20251030Open filing evidence
2024-04-01 – 2024-06-30455000000 USD20250731Open filing evidence
2024-01-01 – 2024-06-30885000000 USD20250731Open filing evidence
2023-01-01 – 2023-12-312102000000 USD20260211Open filing evidence

Operating Segments · Customer · Turbos Thermal Technologies

Consolidation Items · Subsegments · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:SubsegmentsAxis=bwa:CustomerMember;us-gaap:StatementBusinessSegmentsAxis=bwa:TurbosThermalTechnologiesMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-311432000000 USD20260506Open filing evidence
2025-01-01 – 2025-12-315769000000 USD20260211Open filing evidence
2025-07-01 – 2025-09-301436000000 USD20251030Open filing evidence
2025-01-01 – 2025-09-304370000000 USD20251030Open filing evidence
2025-04-01 – 2025-06-301480000000 USD20250731Open filing evidence
2025-01-01 – 2025-06-302934000000 USD20250731Open filing evidence
2025-01-01 – 2025-03-311454000000 USD20260506Open filing evidence
2024-01-01 – 2024-12-315885000000 USD20260211Open filing evidence
2024-07-01 – 2024-09-301385000000 USD20251030Open filing evidence
2024-01-01 – 2024-09-304472000000 USD20251030Open filing evidence
2024-04-01 – 2024-06-301515000000 USD20250731Open filing evidence
2024-01-01 – 2024-06-303087000000 USD20250731Open filing evidence
2023-01-01 – 2023-12-316007000000 USD20260211Open filing evidence

Operating Segments · Intersegment · Air Management

Consolidation Items · Subsegments · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:SubsegmentsAxis=bwa:IntersegmentMember;us-gaap:StatementBusinessSegmentsAxis=bwa:AirManagementMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-3183000000 USD20240208Open filing evidence

Operating Segments · Intersegment · Battery Charging Systems

Consolidation Items · Subsegments · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:SubsegmentsAxis=bwa:IntersegmentMember;us-gaap:StatementBusinessSegmentsAxis=bwa:BatteryChargingSystemsMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-310 USD20260506Open filing evidence
2025-01-01 – 2025-12-310 USD20260211Open filing evidence
2025-07-01 – 2025-09-300 USD20251030Open filing evidence
2025-01-01 – 2025-09-300 USD20251030Open filing evidence
2025-04-01 – 2025-06-300 USD20250731Open filing evidence
2025-01-01 – 2025-06-300 USD20250731Open filing evidence
2025-01-01 – 2025-03-310 USD20260506Open filing evidence
2024-01-01 – 2024-12-310 USD20260211Open filing evidence
2024-07-01 – 2024-09-300 USD20251030Open filing evidence
2024-01-01 – 2024-09-300 USD20251030Open filing evidence
2024-04-01 – 2024-06-300 USD20250731Open filing evidence
2024-01-01 – 2024-06-300 USD20250731Open filing evidence
2023-01-01 – 2023-12-310 USD20260211Open filing evidence

Operating Segments · Intersegment · Drivetrain Morse Systems

Consolidation Items · Subsegments · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:SubsegmentsAxis=bwa:IntersegmentMember;us-gaap:StatementBusinessSegmentsAxis=bwa:DrivetrainMorseSystemsMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-314000000 USD20260506Open filing evidence
2025-01-01 – 2025-12-3119000000 USD20260211Open filing evidence
2025-07-01 – 2025-09-305000000 USD20251030Open filing evidence
2025-01-01 – 2025-09-3015000000 USD20251030Open filing evidence
2025-04-01 – 2025-06-305000000 USD20250731Open filing evidence
2025-01-01 – 2025-06-3010000000 USD20250731Open filing evidence
2025-01-01 – 2025-03-315000000 USD20260506Open filing evidence
2024-01-01 – 2024-12-3113000000 USD20260211Open filing evidence
2024-07-01 – 2024-09-303000000 USD20251030Open filing evidence
2024-01-01 – 2024-09-308000000 USD20251030Open filing evidence
2024-04-01 – 2024-06-302000000 USD20250731Open filing evidence
2024-01-01 – 2024-06-305000000 USD20250731Open filing evidence
2023-01-01 – 2023-12-316000000 USD20260211Open filing evidence

Operating Segments · Intersegment · E Propulsion

Consolidation Items · Subsegments · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:SubsegmentsAxis=bwa:IntersegmentMember;us-gaap:StatementBusinessSegmentsAxis=bwa:EPropulsionMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-316000000 USD20240502Open filing evidence
2023-01-01 – 2023-12-3164000000 USD20240208Open filing evidence

Operating Segments · Intersegment · Power Drive Systems

Consolidation Items · Subsegments · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:SubsegmentsAxis=bwa:IntersegmentMember;us-gaap:StatementBusinessSegmentsAxis=bwa:PowerDriveSystemsMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-316000000 USD20260506Open filing evidence
2025-01-01 – 2025-12-3125000000 USD20260211Open filing evidence
2025-07-01 – 2025-09-306000000 USD20251030Open filing evidence
2025-01-01 – 2025-09-3018000000 USD20251030Open filing evidence
2025-04-01 – 2025-06-306000000 USD20250731Open filing evidence
2025-01-01 – 2025-06-3012000000 USD20250731Open filing evidence
2025-01-01 – 2025-03-316000000 USD20260506Open filing evidence
2024-01-01 – 2024-12-3129000000 USD20260211Open filing evidence
2024-07-01 – 2024-09-307000000 USD20251030Open filing evidence
2024-01-01 – 2024-09-3022000000 USD20251030Open filing evidence
2024-04-01 – 2024-06-309000000 USD20250731Open filing evidence
2024-01-01 – 2024-06-3015000000 USD20250731Open filing evidence
2023-01-01 – 2023-12-3164000000 USD20260211Open filing evidence

Operating Segments · Intersegment · Turbos Thermal Technologies

Consolidation Items · Subsegments · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:SubsegmentsAxis=bwa:IntersegmentMember;us-gaap:StatementBusinessSegmentsAxis=bwa:TurbosThermalTechnologiesMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-311000000 USD20260506Open filing evidence
2025-01-01 – 2025-12-313000000 USD20260211Open filing evidence
2025-07-01 – 2025-09-301000000 USD20251030Open filing evidence
2025-01-01 – 2025-09-302000000 USD20251030Open filing evidence
2025-04-01 – 2025-06-301000000 USD20250731Open filing evidence
2025-01-01 – 2025-06-301000000 USD20250731Open filing evidence
2025-01-01 – 2025-03-310 USD20260506Open filing evidence
2024-01-01 – 2024-12-312000000 USD20260211Open filing evidence
2024-07-01 – 2024-09-301000000 USD20251030Open filing evidence
2024-01-01 – 2024-09-303000000 USD20251030Open filing evidence
2024-04-01 – 2024-06-300 USD20250731Open filing evidence
2024-01-01 – 2024-06-302000000 USD20250731Open filing evidence
2023-01-01 – 2023-12-315000000 USD20260211Open filing evidence

Other Foreign · Operating Segments · Battery Charging Systems · Customer

Statement Geographical · Consolidation Items · Statement Business Segments · Subsegments

Source dimensions srt:StatementGeographicalAxis=bwa:OtherForeignMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=bwa:BatteryChargingSystemsMember;us-gaap:SubsegmentsAxis=bwa:CustomerMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-12-3129000000 USD20250206Open filing evidence
2023-01-01 – 2023-12-318000000 USD20250206Open filing evidence

Other Foreign · Operating Segments · Drivetrain Morse Systems · Customer

Statement Geographical · Consolidation Items · Statement Business Segments · Subsegments

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Other Foreign · Battery Charging Systems

Statement Geographical · Statement Business Segments

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Other Foreign · Drivetrain Battery Systems

Statement Geographical · Statement Business Segments

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Other Foreign · Drivetrain Morse Systems

Statement Geographical · Statement Business Segments

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Statement Geographical · Statement Business Segments

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Other Foreign · Turbos Thermal Technologies

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Asia · Operating Segments · Battery Charging Systems · Customer

Statement Geographical · Consolidation Items · Statement Business Segments · Subsegments

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Asia · Operating Segments · Drivetrain Morse Systems · Customer

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Asia · Operating Segments · Power Drive Systems · Customer

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Asia · Operating Segments · Turbos Thermal Technologies · Customer

Statement Geographical · Consolidation Items · Statement Business Segments · Subsegments

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Asia · Air Management

Statement Geographical · Statement Business Segments

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Asia · Battery Charging Systems

Statement Geographical · Statement Business Segments

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Asia · Drivetrain Morse Systems

Statement Geographical · Statement Business Segments

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Asia · E Propulsion

Statement Geographical · Statement Business Segments

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Asia · Power Drive Systems

Statement Geographical · Statement Business Segments

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Asia · Turbos Thermal Technologies

Statement Geographical · Statement Business Segments

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Europe · Operating Segments · Battery Charging Systems · Customer

Statement Geographical · Consolidation Items · Statement Business Segments · Subsegments

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Europe · Operating Segments · Drivetrain Morse Systems · Customer

Statement Geographical · Consolidation Items · Statement Business Segments · Subsegments

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Europe · Operating Segments · Power Drive Systems · Customer

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Europe · Operating Segments · Turbos Thermal Technologies · Customer

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Europe · Battery Charging Systems

Statement Geographical · Statement Business Segments

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Europe · Drivetrain Morse Systems

Statement Geographical · Statement Business Segments

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Europe · E Propulsion

Statement Geographical · Statement Business Segments

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Europe · Power Drive Systems

Statement Geographical · Statement Business Segments

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Europe · Turbos Thermal Technologies

Statement Geographical · Statement Business Segments

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North America · Operating Segments · Battery Charging Systems · Customer

Statement Geographical · Consolidation Items · Statement Business Segments · Subsegments

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PeriodValueUnitFiledEvidence
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North America · Operating Segments · Drivetrain Morse Systems · Customer

Statement Geographical · Consolidation Items · Statement Business Segments · Subsegments

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North America · Operating Segments · Power Drive Systems · Customer

Statement Geographical · Consolidation Items · Statement Business Segments · Subsegments

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North America · Operating Segments · Turbos Thermal Technologies · Customer

Statement Geographical · Consolidation Items · Statement Business Segments · Subsegments

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North America · Battery Charging Systems

Statement Geographical · Statement Business Segments

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North America · Drivetrain Morse Systems

Statement Geographical · Statement Business Segments

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North America · E Propulsion

Statement Geographical · Statement Business Segments

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North America · Power Drive Systems

Statement Geographical · Statement Business Segments

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North America · Turbos Thermal Technologies

Statement Geographical · Statement Business Segments

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Air Management

Statement Business Segments

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Air Management · Operating Segments

Statement Business Segments · Consolidation Items

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Air Management · Operating Segments · Intersegment

Statement Business Segments · Consolidation Items · Subsegments

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Air Management · Other Foreign

Statement Business Segments · Statement Geographical

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Air Management · Asia

Statement Business Segments · Statement Geographical

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Air Management · Europe

Statement Business Segments · Statement Geographical

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Air Management · North America

Statement Business Segments · Statement Geographical

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Air Management · Customer · Operating Segments

Statement Business Segments · Subsegments · Consolidation Items

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Battery Charging Systems

Statement Business Segments

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Battery Charging Systems · Operating Segments

Statement Business Segments · Consolidation Items

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Battery Charging Systems · Other Foreign

Statement Business Segments · Statement Geographical

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Battery Charging Systems · Asia

Statement Business Segments · Statement Geographical

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Battery Charging Systems · Europe

Statement Business Segments · Statement Geographical

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Battery Charging Systems · North America

Statement Business Segments · Statement Geographical

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Battery Charging Systems · Customer · Operating Segments

Statement Business Segments · Subsegments · Consolidation Items

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Battery Charging Systems · Intersegment · Operating Segments

Statement Business Segments · Subsegments · Consolidation Items

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2025-01-01 – 2025-06-300 USD20260805Open filing evidence

Drivetrain Battery Systems

Statement Business Segments

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Drivetrain Battery Systems · Operating Segments

Statement Business Segments · Consolidation Items

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Drivetrain Battery Systems · Operating Segments · Intersegment

Statement Business Segments · Consolidation Items · Subsegments

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Drivetrain Battery Systems · Other Foreign

Statement Business Segments · Statement Geographical

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Drivetrain Battery Systems · Asia

Statement Business Segments · Statement Geographical

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Drivetrain Battery Systems · Europe

Statement Business Segments · Statement Geographical

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Drivetrain Battery Systems · North America

Statement Business Segments · Statement Geographical

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Drivetrain Battery Systems · Customer · Operating Segments

Statement Business Segments · Subsegments · Consolidation Items

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Drivetrain Morse Systems

Statement Business Segments

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Drivetrain Morse Systems · Operating Segments

Statement Business Segments · Consolidation Items

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Drivetrain Morse Systems · Other Foreign

Statement Business Segments · Statement Geographical

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2025-01-01 – 2025-09-300 USD20261029Open filing evidence

Drivetrain Morse Systems · Asia

Statement Business Segments · Statement Geographical

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Drivetrain Morse Systems · Europe

Statement Business Segments · Statement Geographical

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Drivetrain Morse Systems · North America

Statement Business Segments · Statement Geographical

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Drivetrain Morse Systems · Customer · Operating Segments

Statement Business Segments · Subsegments · Consolidation Items

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Drivetrain Morse Systems · Intersegment · Operating Segments

Statement Business Segments · Subsegments · Consolidation Items

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E Propulsion

Statement Business Segments

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E Propulsion · Operating Segments

Statement Business Segments · Consolidation Items

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PeriodValueUnitFiledEvidence
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2024-01-01 – 2024-06-30900000000 USD20240731Open filing evidence

E Propulsion · Operating Segments · Intersegment

Statement Business Segments · Consolidation Items · Subsegments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=bwa:EPropulsionMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:SubsegmentsAxis=bwa:IntersegmentMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-309000000 USD20240731Open filing evidence
2024-01-01 – 2024-06-3015000000 USD20240731Open filing evidence

E Propulsion · Asia

Statement Business Segments · Statement Geographical

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PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-30235000000 USD20240731Open filing evidence
2024-01-01 – 2024-06-30494000000 USD20240731Open filing evidence

E Propulsion · Europe

Statement Business Segments · Statement Geographical

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PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-30128000000 USD20240731Open filing evidence
2024-01-01 – 2024-06-30247000000 USD20240731Open filing evidence

Power Drive Systems

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=bwa:PowerDriveSystemsMember
PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-30699000000 USD20261029Open filing evidence
2026-01-01 – 2026-09-301938000000 USD20261029Open filing evidence
2026-04-01 – 2026-06-30658000000 USD20260805Open filing evidence
2026-01-01 – 2026-06-301239000000 USD20260805Open filing evidence
2026-01-01 – 2026-03-31581000000 USD20260506Open filing evidence
2025-01-01 – 2025-12-312322000000 USD20260211Open filing evidence
2025-07-01 – 2025-09-30576000000 USD20261029Open filing evidence
2025-01-01 – 2025-09-301706000000 USD20261029Open filing evidence
2025-04-01 – 2025-06-30575000000 USD20260805Open filing evidence
2025-01-01 – 2025-06-301130000000 USD20260805Open filing evidence
2025-01-01 – 2025-03-31555000000 USD20260506Open filing evidence
2024-01-01 – 2024-12-311908000000 USD20260211Open filing evidence
2024-07-01 – 2024-09-30505000000 USD20251030Open filing evidence
2024-01-01 – 2024-09-301390000000 USD20251030Open filing evidence
2024-04-01 – 2024-06-30455000000 USD20250731Open filing evidence
2024-01-01 – 2024-06-30885000000 USD20250731Open filing evidence
2024-01-01 – 2024-03-31430000000 USD20250507Open filing evidence

Power Drive Systems · Operating Segments

Statement Business Segments · Consolidation Items

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PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-30705000000 USD20261029Open filing evidence
2026-01-01 – 2026-09-301957000000 USD20261029Open filing evidence
2025-07-01 – 2025-09-30582000000 USD20261029Open filing evidence
2025-01-01 – 2025-09-301724000000 USD20261029Open filing evidence

Power Drive Systems · Other Foreign

Statement Business Segments · Statement Geographical

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PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-300 USD20261029Open filing evidence
2026-01-01 – 2026-09-300 USD20261029Open filing evidence
2025-07-01 – 2025-09-300 USD20261029Open filing evidence
2025-01-01 – 2025-09-300 USD20261029Open filing evidence

Power Drive Systems · Asia

Statement Business Segments · Statement Geographical

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PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-30337000000 USD20261029Open filing evidence
2026-01-01 – 2026-09-30944000000 USD20261029Open filing evidence
2025-07-01 – 2025-09-30335000000 USD20261029Open filing evidence
2025-01-01 – 2025-09-30978000000 USD20261029Open filing evidence

Power Drive Systems · Europe

Statement Business Segments · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=bwa:PowerDriveSystemsMember;srt:StatementGeographicalAxis=srt:EuropeMember
PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-30254000000 USD20261029Open filing evidence
2026-01-01 – 2026-09-30718000000 USD20261029Open filing evidence
2025-07-01 – 2025-09-30163000000 USD20261029Open filing evidence
2025-01-01 – 2025-09-30499000000 USD20261029Open filing evidence

Power Drive Systems · North America

Statement Business Segments · Statement Geographical

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PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-30108000000 USD20261029Open filing evidence
2026-01-01 – 2026-09-30276000000 USD20261029Open filing evidence
2025-07-01 – 2025-09-3078000000 USD20261029Open filing evidence
2025-01-01 – 2025-09-30229000000 USD20261029Open filing evidence

Power Drive Systems · Customer · Operating Segments

Statement Business Segments · Subsegments · Consolidation Items

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PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-30699000000 USD20261029Open filing evidence
2026-01-01 – 2026-09-301938000000 USD20261029Open filing evidence
2026-04-01 – 2026-06-30658000000 USD20260805Open filing evidence
2026-01-01 – 2026-06-301239000000 USD20260805Open filing evidence
2025-07-01 – 2025-09-30576000000 USD20261029Open filing evidence
2025-01-01 – 2025-09-301706000000 USD20261029Open filing evidence
2025-04-01 – 2025-06-30575000000 USD20260805Open filing evidence
2025-01-01 – 2025-06-301130000000 USD20260805Open filing evidence

Power Drive Systems · Intersegment · Operating Segments

Statement Business Segments · Subsegments · Consolidation Items

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PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-306000000 USD20261029Open filing evidence
2026-01-01 – 2026-09-3019000000 USD20261029Open filing evidence
2026-04-01 – 2026-06-307000000 USD20260805Open filing evidence
2026-01-01 – 2026-06-3013000000 USD20260805Open filing evidence
2025-07-01 – 2025-09-306000000 USD20261029Open filing evidence
2025-01-01 – 2025-09-3018000000 USD20261029Open filing evidence
2025-04-01 – 2025-06-306000000 USD20260805Open filing evidence
2025-01-01 – 2025-06-3012000000 USD20260805Open filing evidence

Turbos Thermal Technologies

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=bwa:TurbosThermalTechnologiesMember
PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-301370000000 USD20261029Open filing evidence
2026-01-01 – 2026-09-304242000000 USD20261029Open filing evidence
2026-04-01 – 2026-06-301440000000 USD20260805Open filing evidence
2026-01-01 – 2026-06-302872000000 USD20260805Open filing evidence
2026-01-01 – 2026-03-311432000000 USD20260506Open filing evidence
2025-01-01 – 2025-12-315769000000 USD20260211Open filing evidence
2025-07-01 – 2025-09-301436000000 USD20261029Open filing evidence
2025-01-01 – 2025-09-304370000000 USD20261029Open filing evidence
2025-04-01 – 2025-06-301480000000 USD20260805Open filing evidence
2025-01-01 – 2025-06-302934000000 USD20260805Open filing evidence
2025-01-01 – 2025-03-311454000000 USD20260506Open filing evidence
2024-01-01 – 2024-12-315885000000 USD20260211Open filing evidence
2024-07-01 – 2024-09-301385000000 USD20251030Open filing evidence
2024-01-01 – 2024-09-304472000000 USD20251030Open filing evidence
2024-04-01 – 2024-06-301515000000 USD20250731Open filing evidence
2024-01-01 – 2024-06-303087000000 USD20250731Open filing evidence
2024-01-01 – 2024-03-311572000000 USD20250507Open filing evidence

Turbos Thermal Technologies · Operating Segments

Statement Business Segments · Consolidation Items

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PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-301372000000 USD20261029Open filing evidence
2026-01-01 – 2026-09-304247000000 USD20261029Open filing evidence
2025-07-01 – 2025-09-301437000000 USD20261029Open filing evidence
2025-01-01 – 2025-09-304372000000 USD20261029Open filing evidence

Turbos Thermal Technologies · Other Foreign

Statement Business Segments · Statement Geographical

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PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-3066000000 USD20261029Open filing evidence
2026-01-01 – 2026-09-30201000000 USD20261029Open filing evidence
2025-07-01 – 2025-09-3071000000 USD20261029Open filing evidence
2025-01-01 – 2025-09-30200000000 USD20261029Open filing evidence

Turbos Thermal Technologies · Asia

Statement Business Segments · Statement Geographical

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PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-30312000000 USD20261029Open filing evidence
2026-01-01 – 2026-09-30942000000 USD20261029Open filing evidence
2025-07-01 – 2025-09-30326000000 USD20261029Open filing evidence
2025-01-01 – 2025-09-30940000000 USD20261029Open filing evidence

Turbos Thermal Technologies · Europe

Statement Business Segments · Statement Geographical

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PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-30630000000 USD20261029Open filing evidence
2026-01-01 – 2026-09-302038000000 USD20261029Open filing evidence
2025-07-01 – 2025-09-30688000000 USD20261029Open filing evidence
2025-01-01 – 2025-09-302171000000 USD20261029Open filing evidence

Turbos Thermal Technologies · North America

Statement Business Segments · Statement Geographical

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PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-30362000000 USD20261029Open filing evidence
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2025-07-01 – 2025-09-30351000000 USD20261029Open filing evidence
2025-01-01 – 2025-09-301059000000 USD20261029Open filing evidence

Turbos Thermal Technologies · Customer · Operating Segments

Statement Business Segments · Subsegments · Consolidation Items

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PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-301370000000 USD20261029Open filing evidence
2026-01-01 – 2026-09-304242000000 USD20261029Open filing evidence
2026-04-01 – 2026-06-301440000000 USD20260805Open filing evidence
2026-01-01 – 2026-06-302872000000 USD20260805Open filing evidence
2025-07-01 – 2025-09-301436000000 USD20261029Open filing evidence
2025-01-01 – 2025-09-304370000000 USD20261029Open filing evidence
2025-04-01 – 2025-06-301480000000 USD20260805Open filing evidence
2025-01-01 – 2025-06-302934000000 USD20260805Open filing evidence

Turbos Thermal Technologies · Intersegment · Operating Segments

Statement Business Segments · Subsegments · Consolidation Items

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PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-302000000 USD20261029Open filing evidence
2026-01-01 – 2026-09-305000000 USD20261029Open filing evidence
2026-04-01 – 2026-06-302000000 USD20260805Open filing evidence
2026-01-01 – 2026-06-303000000 USD20260805Open filing evidence
2025-07-01 – 2025-09-301000000 USD20261029Open filing evidence
2025-01-01 – 2025-09-302000000 USD20261029Open filing evidence
2025-04-01 – 2025-06-301000000 USD20260805Open filing evidence
2025-01-01 – 2025-06-301000000 USD20260805Open filing evidence

Customer · Operating Segments · Drivetrain Battery Systems

Subsegments · Consolidation Items · Statement Business Segments

Source dimensions us-gaap:SubsegmentsAxis=bwa:CustomerMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=bwa:DrivetrainBatterySystemsMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-311157000000 USD20240502Open filing evidence

Customer · Operating Segments · E Propulsion

Subsegments · Consolidation Items · Statement Business Segments

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PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-31430000000 USD20240502Open filing evidence

Customer · Air Management · Operating Segments

Subsegments · Statement Business Segments · Consolidation Items

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PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-312008000000 USD20240502Open filing evidence

Customer · E Propulsion · Operating Segments

Subsegments · Statement Business Segments · Consolidation Items

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PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-30455000000 USD20240731Open filing evidence
2024-01-01 – 2024-06-30885000000 USD20240731Open filing evidence