Segment disclosures

Company overview

ADIENT PLC

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

Revenue · Reported segment facts

68 dimension combinations 463 retained observations 39 reported periods

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.

Geography Eliminations · Americas Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=srt:GeographyEliminationsMember;us-gaap:StatementBusinessSegmentsAxis=adnt:AmericasSegmentMember
PeriodValueUnitFiledEvidence
2019-04-01 – 2019-06-30-445000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-10-01 – 2019-06-30-1377000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2019-01-01 – 2019-03-31-458000000 USD20190509Open filing evidence
2018-10-01 – 2019-03-31-932000000 USD20190509Open filing evidence
2018-04-01 – 2018-06-30-469000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2017-10-01 – 2018-06-30-1414000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-01-01 – 2018-03-31-484000000 USD20190509Open filing evidence
2017-10-01 – 2018-03-31-945000000 USD20190509Open filing evidence

Geography Eliminations · Asia Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=srt:GeographyEliminationsMember;us-gaap:StatementBusinessSegmentsAxis=adnt:AsiaSegmentMember
PeriodValueUnitFiledEvidence
2019-04-01 – 2019-06-30-2000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-10-01 – 2019-06-30-4000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2019-01-01 – 2019-03-31-1000000 USD20190509Open filing evidence
2018-10-01 – 2019-03-31-2000000 USD20190509Open filing evidence
2018-04-01 – 2018-06-30-1000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2017-10-01 – 2018-06-30-1000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-01-01 – 2018-03-310 USD20190509Open filing evidence
2017-10-01 – 2018-03-310 USD20190509Open filing evidence

Geography Eliminations · EMEA Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=srt:GeographyEliminationsMember;us-gaap:StatementBusinessSegmentsAxis=adnt:EMEASegmentMember
PeriodValueUnitFiledEvidence
2019-04-01 – 2019-06-30-508000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-10-01 – 2019-06-30-1471000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2019-01-01 – 2019-03-31-516000000 USD20190509Open filing evidence
2018-10-01 – 2019-03-31-963000000 USD20190509Open filing evidence
2018-04-01 – 2018-06-30-509000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2017-10-01 – 2018-06-30-1527000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-01-01 – 2018-03-31-550000000 USD20190509Open filing evidence
2017-10-01 – 2018-03-31-1018000000 USD20190509Open filing evidence

Intersegment Elimination · Asia · Asia Segment

Consolidation Items · Statement Geographical · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember;srt:StatementGeographicalAxis=srt:AsiaMember;us-gaap:StatementBusinessSegmentsAxis=adnt:AsiaSegmentMember
PeriodValueUnitFiledEvidence
2020-10-01 – 2021-09-30-24000000 USD20211123Open filing evidence
2019-10-01 – 2020-09-30-27000000 USD20211123Open filing evidence
2018-10-01 – 2019-09-30-3000000 USD20211123Open filing evidence

Intersegment Elimination · Americas Segment · Americas

Consolidation Items · Statement Business Segments · Statement Geographical

Source dimensions srt:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember;us-gaap:StatementBusinessSegmentsAxis=adnt:AmericasSegmentMember;srt:StatementGeographicalAxis=srt:AmericasMember
PeriodValueUnitFiledEvidence
2019-10-01 – 2020-09-30-1416000000 USD20201130Open filing evidence
2018-10-01 – 2019-09-30-1794000000 USD20201130Open filing evidence
2017-10-01 – 2018-09-30-1917000000 USD20201130Open filing evidence

Intersegment Elimination · Asia Segment · Asia

Consolidation Items · Statement Business Segments · Statement Geographical

Source dimensions srt:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember;us-gaap:StatementBusinessSegmentsAxis=adnt:AsiaSegmentMember;srt:StatementGeographicalAxis=srt:AsiaMember
PeriodValueUnitFiledEvidence
2019-10-01 – 2020-09-30-27000000 USD20201130Open filing evidence
2018-10-01 – 2019-09-30-3000000 USD20201130Open filing evidence
2017-10-01 – 2018-09-30-2000000 USD20201130Open filing evidence

Operating Segments · Americas Other Than United States And Mexico · Americas Segment

Consolidation Items · Statement Geographical · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:StatementGeographicalAxis=adnt:AmericasOtherThanUnitedStatesAndMexicoMember;us-gaap:StatementBusinessSegmentsAxis=adnt:AmericasSegmentMember
PeriodValueUnitFiledEvidence
2019-04-01 – 2019-06-30106000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-10-01 – 2019-06-30330000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2019-01-01 – 2019-03-31100000000 USD20190509Open filing evidence
2018-10-01 – 2019-03-31224000000 USD20190509Open filing evidence
2018-04-01 – 2018-06-30127000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2017-10-01 – 2018-06-30407000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-01-01 – 2018-03-31135000000 USD20190509Open filing evidence
2017-10-01 – 2018-03-31280000000 USD20190509Open filing evidence

Operating Segments · Asia Excluding China · Asia Segment

Consolidation Items · Statement Geographical · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:StatementGeographicalAxis=adnt:AsiaExcludingChinaMember;us-gaap:StatementBusinessSegmentsAxis=adnt:AsiaSegmentMember
PeriodValueUnitFiledEvidence
2019-04-01 – 2019-06-30406000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-10-01 – 2019-06-301373000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2019-01-01 – 2019-03-31471000000 USD20190509Open filing evidence
2018-10-01 – 2019-03-31967000000 USD20190509Open filing evidence
2018-04-01 – 2018-06-30486000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2017-10-01 – 2018-06-301480000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-01-01 – 2018-03-31536000000 USD20190509Open filing evidence
2017-10-01 – 2018-03-31994000000 USD20190509Open filing evidence

Operating Segments · Other EMEA Excluding Germany · EMEA Segment

Consolidation Items · Statement Geographical · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:StatementGeographicalAxis=adnt:OtherEMEAExcludingGermanyMember;us-gaap:StatementBusinessSegmentsAxis=adnt:EMEASegmentMember
PeriodValueUnitFiledEvidence
2019-04-01 – 2019-06-301885000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-10-01 – 2019-06-305535000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2019-01-01 – 2019-03-311904000000 USD20190509Open filing evidence
2018-10-01 – 2019-03-313650000000 USD20190509Open filing evidence
2018-04-01 – 2018-06-302011000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2017-10-01 – 2018-06-305999000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-01-01 – 2018-03-312112000000 USD20190509Open filing evidence
2017-10-01 – 2018-03-313988000000 USD20190509Open filing evidence

Operating Segments · CN · Asia Segment

Consolidation Items · Statement Geographical · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:StatementGeographicalAxis=country:CN;us-gaap:StatementBusinessSegmentsAxis=adnt:AsiaSegmentMember
PeriodValueUnitFiledEvidence
2019-04-01 – 2019-06-30126000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-10-01 – 2019-06-30410000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2019-01-01 – 2019-03-31129000000 USD20190509Open filing evidence
2018-10-01 – 2019-03-31284000000 USD20190509Open filing evidence
2018-04-01 – 2018-06-30187000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2017-10-01 – 2018-06-30531000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-01-01 – 2018-03-31154000000 USD20190509Open filing evidence
2017-10-01 – 2018-03-31344000000 USD20190509Open filing evidence

Operating Segments · DE · EMEA Segment

Consolidation Items · Statement Geographical · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:StatementGeographicalAxis=country:DE;us-gaap:StatementBusinessSegmentsAxis=adnt:EMEASegmentMember
PeriodValueUnitFiledEvidence
2019-04-01 – 2019-06-30375000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-10-01 – 2019-06-301106000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2019-01-01 – 2019-03-31390000000 USD20190509Open filing evidence
2018-10-01 – 2019-03-31731000000 USD20190509Open filing evidence
2018-04-01 – 2018-06-30443000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2017-10-01 – 2018-06-301382000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-01-01 – 2018-03-31494000000 USD20190509Open filing evidence
2017-10-01 – 2018-03-31939000000 USD20190509Open filing evidence

Operating Segments · MX · Americas Segment

Consolidation Items · Statement Geographical · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:StatementGeographicalAxis=country:MX;us-gaap:StatementBusinessSegmentsAxis=adnt:AmericasSegmentMember
PeriodValueUnitFiledEvidence
2019-04-01 – 2019-06-30700000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-10-01 – 2019-06-302013000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2019-01-01 – 2019-03-31643000000 USD20190509Open filing evidence
2018-10-01 – 2019-03-311313000000 USD20190509Open filing evidence
2018-04-01 – 2018-06-30645000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2017-10-01 – 2018-06-301925000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-01-01 – 2018-03-31656000000 USD20190509Open filing evidence
2017-10-01 – 2018-03-311280000000 USD20190509Open filing evidence

Operating Segments · US · Americas Segment

Consolidation Items · Statement Geographical · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:StatementGeographicalAxis=country:US;us-gaap:StatementBusinessSegmentsAxis=adnt:AmericasSegmentMember
PeriodValueUnitFiledEvidence
2019-04-01 – 2019-06-301649000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-10-01 – 2019-06-304894000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2019-01-01 – 2019-03-311630000000 USD20190509Open filing evidence
2018-10-01 – 2019-03-313245000000 USD20190509Open filing evidence
2018-04-01 – 2018-06-301643000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2017-10-01 – 2018-06-304755000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-01-01 – 2018-03-311634000000 USD20190509Open filing evidence
2017-10-01 – 2018-03-313112000000 USD20190509Open filing evidence

Operating Segments · Americas Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=adnt:AmericasSegmentMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-301928000000 USD20260805Open filing evidence
2025-10-01 – 2026-06-305454000000 USD20260805Open filing evidence
2026-01-01 – 2026-03-311884000000 USD20260506Open filing evidence
2025-10-01 – 2026-03-313526000000 USD20260506Open filing evidence
2025-10-01 – 2025-12-311642000000 USD20260204Open filing evidence
2024-10-01 – 2025-09-306856000000 USD20251118Open filing evidence
2025-04-01 – 2025-06-301760000000 USD20260805Open filing evidence
2024-10-01 – 2025-06-305070000000 USD20260805Open filing evidence
2025-01-01 – 2025-03-311699000000 USD20260506Open filing evidence
2024-10-01 – 2025-03-313310000000 USD20260506Open filing evidence
2024-10-01 – 2024-12-311611000000 USD20260204Open filing evidence
2023-10-01 – 2024-09-306763000000 USD20251118Open filing evidence
2024-04-01 – 2024-06-301737000000 USD20250806Open filing evidence
2023-10-01 – 2024-06-305044000000 USD20250806Open filing evidence
2024-01-01 – 2024-03-311660000000 USD20250507Open filing evidence
2023-10-01 – 2024-03-313307000000 USD20250507Open filing evidence
2023-10-01 – 2023-12-311647000000 USD20250128Open filing evidence
2022-10-01 – 2023-09-307220000000 USD20251118Open filing evidence
2023-04-01 – 2023-06-301900000000 USD20230802Open filing evidence
2022-10-01 – 2023-06-305385000000 USD20230802Open filing evidence
2023-01-01 – 2023-03-311761000000 USD20240503Open filing evidence
2022-10-01 – 2023-03-313485000000 USD20240503Open filing evidence
2022-10-01 – 2022-12-311724000000 USD20240207Open filing evidence
2021-10-01 – 2022-09-306557000000 USD20241118Open filing evidence
2022-04-01 – 2022-06-301673000000 USD20230802Open filing evidence
2021-10-01 – 2022-06-304767000000 USD20230802Open filing evidence
2022-01-01 – 2022-03-311596000000 USD20230503Open filing evidence
2021-10-01 – 2022-03-313094000000 USD20230503Open filing evidence
2021-10-01 – 2021-12-311498000000 USD20230207Open filing evidence
2020-10-01 – 2021-09-306164000000 USD20231117Open filing evidence
2021-04-01 – 2021-06-301440000000 USD20220805Open filing evidence
2020-10-01 – 2021-06-304821000000 USD20220805Open filing evidence
2021-01-01 – 2021-03-311644000000 USD20220506Open filing evidence
2020-10-01 – 2021-03-313381000000 USD20220506Open filing evidence
2020-10-01 – 2020-12-311737000000 USD20210205Open filing evidence
2019-10-01 – 2020-09-305889000000 USD20221122Open filing evidence
2020-01-01 – 2020-03-311641000000 USD20210506Open filing evidence
2019-10-01 – 2020-03-313500000000 USD20210506Open filing evidence
2019-10-01 – 2019-12-311859000000 USD20210205Open filing evidence
2019-04-01 – 2019-06-302010000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-10-01 – 2019-06-305860000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2019-01-01 – 2019-03-311915000000 USD20190509Open filing evidence
2018-10-01 – 2019-03-313850000000 USD20190509Open filing evidence
2018-04-01 – 2018-06-301946000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2017-10-01 – 2018-06-305673000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-01-01 – 2018-03-311941000000 USD20190509Open filing evidence
2017-10-01 – 2018-03-313727000000 USD20190509Open filing evidence

Operating Segments · Asia Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=adnt:AsiaSegmentMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-30810000000 USD20260805Open filing evidence
2025-10-01 – 2026-06-302363000000 USD20260805Open filing evidence
2026-01-01 – 2026-03-31734000000 USD20260506Open filing evidence
2025-10-01 – 2026-03-311553000000 USD20260506Open filing evidence
2025-10-01 – 2025-12-31819000000 USD20260204Open filing evidence
2024-10-01 – 2025-09-302983000000 USD20251118Open filing evidence
2025-04-01 – 2025-06-30721000000 USD20260805Open filing evidence
2024-10-01 – 2025-06-302200000000 USD20260805Open filing evidence
2025-01-01 – 2025-03-31707000000 USD20260506Open filing evidence
2024-10-01 – 2025-03-311479000000 USD20260506Open filing evidence
2024-10-01 – 2024-12-31772000000 USD20260204Open filing evidence
2023-10-01 – 2024-09-302989000000 USD20251118Open filing evidence
2024-04-01 – 2024-06-30712000000 USD20250806Open filing evidence
2023-10-01 – 2024-06-302224000000 USD20250806Open filing evidence
2024-01-01 – 2024-03-31742000000 USD20250507Open filing evidence
2023-10-01 – 2024-03-311512000000 USD20250507Open filing evidence
2023-10-01 – 2023-12-31770000000 USD20250128Open filing evidence
2022-10-01 – 2023-09-303085000000 USD20251118Open filing evidence
2023-04-01 – 2023-06-30742000000 USD20230802Open filing evidence
2022-10-01 – 2023-06-302337000000 USD20230802Open filing evidence
2023-01-01 – 2023-03-31774000000 USD20240503Open filing evidence
2022-10-01 – 2023-03-311595000000 USD20240503Open filing evidence
2022-10-01 – 2022-12-31821000000 USD20240207Open filing evidence
2021-10-01 – 2022-09-302926000000 USD20241118Open filing evidence
2022-04-01 – 2022-06-30627000000 USD20230802Open filing evidence
2021-10-01 – 2022-06-302134000000 USD20230802Open filing evidence
2022-01-01 – 2022-03-31723000000 USD20220506Open filing evidence
2021-10-01 – 2022-03-311507000000 USD20220506Open filing evidence
2021-10-01 – 2021-12-31784000000 USD20220204Open filing evidence
2020-10-01 – 2021-09-302123000000 USD20231117Open filing evidence
2021-04-01 – 2021-06-30516000000 USD20210805Open filing evidence
2020-10-01 – 2021-06-301658000000 USD20210805Open filing evidence
2021-01-01 – 2021-03-31588000000 USD20220506Open filing evidence
2020-10-01 – 2021-03-311142000000 USD20220506Open filing evidence
2020-10-01 – 2020-12-31554000000 USD20220204Open filing evidence
2019-10-01 – 2020-09-301822000000 USD20221122Open filing evidence
2020-04-01 – 2020-06-30346000000 USD20210805Open filing evidence
2019-10-01 – 2020-06-301362000000 USD20210805Open filing evidence
2019-10-01 – 2019-12-31572000000 USD20210205Open filing evidence
2019-04-01 – 2019-06-30530000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-10-01 – 2019-06-301779000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2019-01-01 – 2019-03-31599000000 USD20190509Open filing evidence
2018-10-01 – 2019-03-311249000000 USD20190509Open filing evidence
2018-04-01 – 2018-06-30672000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2017-10-01 – 2018-06-302010000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-01-01 – 2018-03-31690000000 USD20190509Open filing evidence
2017-10-01 – 2018-03-311338000000 USD20190509Open filing evidence

Operating Segments · EMEA Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=adnt:EMEASegmentMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-301211000000 USD20260805Open filing evidence
2025-10-01 – 2026-06-303688000000 USD20260805Open filing evidence
2026-01-01 – 2026-03-311272000000 USD20260506Open filing evidence
2025-10-01 – 2026-03-312477000000 USD20260506Open filing evidence
2025-10-01 – 2025-12-311205000000 USD20260204Open filing evidence
2024-10-01 – 2025-09-304773000000 USD20251118Open filing evidence
2025-04-01 – 2025-06-301268000000 USD20260805Open filing evidence
2024-10-01 – 2025-06-303628000000 USD20260805Open filing evidence
2025-01-01 – 2025-03-311231000000 USD20260506Open filing evidence
2024-10-01 – 2025-03-312360000000 USD20260506Open filing evidence
2024-10-01 – 2024-12-311129000000 USD20260204Open filing evidence
2023-10-01 – 2024-09-305029000000 USD20251118Open filing evidence
2024-04-01 – 2024-06-301288000000 USD20250806Open filing evidence
2023-10-01 – 2024-06-303926000000 USD20250806Open filing evidence
2024-01-01 – 2024-03-311370000000 USD20250507Open filing evidence
2023-10-01 – 2024-03-312638000000 USD20250507Open filing evidence
2023-10-01 – 2023-12-311268000000 USD20250128Open filing evidence
2022-10-01 – 2023-09-305195000000 USD20251118Open filing evidence
2023-04-01 – 2023-06-301438000000 USD20230802Open filing evidence
2022-10-01 – 2023-06-304021000000 USD20230802Open filing evidence
2023-01-01 – 2023-03-311401000000 USD20240503Open filing evidence
2022-10-01 – 2023-03-312583000000 USD20240503Open filing evidence
2022-10-01 – 2022-12-311182000000 USD20240207Open filing evidence
2021-10-01 – 2022-09-304764000000 USD20241118Open filing evidence
2022-04-01 – 2022-06-301215000000 USD20230802Open filing evidence
2021-10-01 – 2022-06-303663000000 USD20230802Open filing evidence
2022-01-01 – 2022-03-311218000000 USD20220506Open filing evidence
2021-10-01 – 2022-03-312448000000 USD20220506Open filing evidence
2021-10-01 – 2021-12-311230000000 USD20220204Open filing evidence
2020-10-01 – 2021-09-305564000000 USD20231117Open filing evidence
2021-04-01 – 2021-06-301328000000 USD20210805Open filing evidence
2020-10-01 – 2021-06-304568000000 USD20210805Open filing evidence
2021-01-01 – 2021-03-311636000000 USD20220506Open filing evidence
2020-10-01 – 2021-03-313240000000 USD20220506Open filing evidence
2020-10-01 – 2020-12-311604000000 USD20220204Open filing evidence
2019-10-01 – 2020-09-305148000000 USD20221122Open filing evidence
2020-04-01 – 2020-06-30698000000 USD20210805Open filing evidence
2019-10-01 – 2020-06-303750000000 USD20210805Open filing evidence
2020-01-01 – 2020-03-311488000000 USD20210506Open filing evidence
2019-10-01 – 2020-03-313052000000 USD20210506Open filing evidence
2019-10-01 – 2019-12-311564000000 USD20210205Open filing evidence
2019-04-01 – 2019-06-301752000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-10-01 – 2019-06-305170000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2019-01-01 – 2019-03-311778000000 USD20190509Open filing evidence
2018-10-01 – 2019-03-313418000000 USD20190509Open filing evidence
2018-04-01 – 2018-06-301945000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2017-10-01 – 2018-06-305854000000 USD2019-08-07 · 20:37:30.000ZOpen filing evidence
2018-01-01 – 2018-03-312056000000 USD20190509Open filing evidence
2017-10-01 – 2018-03-313909000000 USD20190509Open filing evidence

Operating Segments · Americas

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=srt:AmericasMember
PeriodValueUnitFiledEvidence
2020-04-01 – 2020-06-30593000000 USD20200806Open filing evidence
2019-10-01 – 2020-06-304093000000 USD20200806Open filing evidence
2019-04-01 – 2019-06-302010000000 USD20200806Open filing evidence
2018-10-01 – 2019-06-305860000000 USD20200806Open filing evidence

Operating Segments · Asia

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=srt:AsiaMember
PeriodValueUnitFiledEvidence
2020-04-01 – 2020-06-30346000000 USD20200806Open filing evidence
2019-10-01 – 2020-06-301362000000 USD20200806Open filing evidence
2020-01-01 – 2020-03-31444000000 USD20200505Open filing evidence
2019-10-01 – 2020-03-311016000000 USD20200505Open filing evidence
2018-10-01 – 2019-09-302337000000 USD20191122Open filing evidence
2019-04-01 – 2019-06-30530000000 USD20200806Open filing evidence
2018-10-01 – 2019-06-301779000000 USD20200806Open filing evidence
2019-01-01 – 2019-03-31599000000 USD20200505Open filing evidence
2018-10-01 – 2019-03-311249000000 USD20200505Open filing evidence
2017-10-01 – 2018-09-302659000000 USD20191122Open filing evidence
2016-10-01 – 2017-09-302129000000 USD20191122Open filing evidence

Operating Segments · EMEA

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:EMEAMember
PeriodValueUnitFiledEvidence
2020-01-01 – 2020-03-311488000000 USD20200505Open filing evidence
2019-10-01 – 2020-03-313052000000 USD20200505Open filing evidence
2019-01-01 – 2019-03-311778000000 USD20200505Open filing evidence
2018-10-01 – 2019-03-313418000000 USD20200505Open filing evidence

Other Asia Excluding China · Asia Segment · Operating Segments

Statement Geographical · Statement Business Segments · Consolidation Items

Source dimensions srt:StatementGeographicalAxis=adnt:OtherAsiaExcludingChinaMember;us-gaap:StatementBusinessSegmentsAxis=adnt:AsiaSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-10-01 – 2021-09-30705000000 USD20211123Open filing evidence
2019-10-01 – 2020-09-30600000000 USD20211123Open filing evidence
2018-10-01 – 2019-09-30668000000 USD20211123Open filing evidence

Other Non US · Americas Segment · Operating Segments

Statement Geographical · Statement Business Segments · Consolidation Items

Source dimensions srt:StatementGeographicalAxis=adnt:OtherNonUSMember;us-gaap:StatementBusinessSegmentsAxis=adnt:AmericasSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-10-01 – 2021-09-30312000000 USD20211123Open filing evidence
2019-10-01 – 2020-09-30318000000 USD20211123Open filing evidence
2018-10-01 – 2019-09-30435000000 USD20211123Open filing evidence
2017-10-01 – 2018-09-30537000000 USD20201130Open filing evidence

CN · Asia Segment · Operating Segments

Statement Geographical · Statement Business Segments · Consolidation Items

Source dimensions srt:StatementGeographicalAxis=country:CN;us-gaap:StatementBusinessSegmentsAxis=adnt:AsiaSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-10-01 – 2021-09-30642000000 USD20211123Open filing evidence
2019-10-01 – 2020-09-30517000000 USD20211123Open filing evidence
2018-10-01 – 2019-09-30529000000 USD20211123Open filing evidence

MX · Americas Segment · Operating Segments

Statement Geographical · Statement Business Segments · Consolidation Items

Source dimensions srt:StatementGeographicalAxis=country:MX;us-gaap:StatementBusinessSegmentsAxis=adnt:AmericasSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-10-01 – 2021-09-302298000000 USD20211123Open filing evidence
2019-10-01 – 2020-09-302004000000 USD20211123Open filing evidence
2018-10-01 – 2019-09-302709000000 USD20211123Open filing evidence
2017-10-01 – 2018-09-302668000000 USD20201130Open filing evidence

TH · Asia Segment · Operating Segments

Statement Geographical · Statement Business Segments · Consolidation Items

Source dimensions srt:StatementGeographicalAxis=country:TH;us-gaap:StatementBusinessSegmentsAxis=adnt:AsiaSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-10-01 – 2021-09-30469000000 USD20211123Open filing evidence
2019-10-01 – 2020-09-30400000000 USD20211123Open filing evidence
2018-10-01 – 2019-09-30614000000 USD20211123Open filing evidence

US · Americas Segment · Operating Segments

Statement Geographical · Statement Business Segments · Consolidation Items

Source dimensions srt:StatementGeographicalAxis=country:US;us-gaap:StatementBusinessSegmentsAxis=adnt:AmericasSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-10-01 – 2021-09-305500000000 USD20211123Open filing evidence
2019-10-01 – 2020-09-304983000000 USD20211123Open filing evidence
2018-10-01 – 2019-09-306435000000 USD20211123Open filing evidence
2017-10-01 – 2018-09-306376000000 USD20201130Open filing evidence

Americas · Intersegment Elimination · Americas Segment

Statement Geographical · Consolidation Items · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=srt:AmericasMember;srt:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember;us-gaap:StatementBusinessSegmentsAxis=adnt:AmericasSegmentMember
PeriodValueUnitFiledEvidence
2020-10-01 – 2021-09-30-1946000000 USD20211123Open filing evidence
2019-10-01 – 2020-09-30-1416000000 USD20211123Open filing evidence
2018-10-01 – 2019-09-30-1794000000 USD20211123Open filing evidence

Americas · Americas Segment

Statement Geographical · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=srt:AmericasMember;us-gaap:StatementBusinessSegmentsAxis=adnt:AmericasSegmentMember
PeriodValueUnitFiledEvidence
2020-10-01 – 2021-09-306164000000 USD20211123Open filing evidence
2019-10-01 – 2020-09-305889000000 USD20211123Open filing evidence
2018-10-01 – 2019-09-307785000000 USD20211123Open filing evidence

Asia · Asia Segment

Statement Geographical · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=srt:AsiaMember;us-gaap:StatementBusinessSegmentsAxis=adnt:AsiaSegmentMember
PeriodValueUnitFiledEvidence
2020-10-01 – 2021-09-302123000000 USD20211123Open filing evidence
2019-10-01 – 2020-09-301822000000 USD20211123Open filing evidence
2018-10-01 – 2019-09-302337000000 USD20211123Open filing evidence

Intersegment Elimination · Seating Seat Structuresand Mechanisms

Consolidation Items · Statement Business Segments

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember;us-gaap:StatementBusinessSegmentsAxis=adnt:SeatingSeatStructuresandMechanismsMember
PeriodValueUnitFiledEvidence
2018-10-01 – 2018-12-31-307000000 USD20190211Open filing evidence
2017-10-01 – 2017-12-31-309000000 USD20190211Open filing evidence

Intersegment Elimination · Seating Segment

Consolidation Items · Statement Business Segments

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember;us-gaap:StatementBusinessSegmentsAxis=adnt:SeatingSegmentMember
PeriodValueUnitFiledEvidence
2018-10-01 – 2018-12-31-1000000 USD20190211Open filing evidence
2017-10-01 – 2017-12-31-1000000 USD20190211Open filing evidence

Operating Segments · Interiors Segment

Consolidation Items · Statement Business Segments

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=adnt:InteriorsSegmentMember
PeriodValueUnitFiledEvidence
2017-10-01 – 2018-09-300 USD20181129Open filing evidence
2016-10-01 – 2017-09-300 USD20181129Open filing evidence
2015-10-01 – 2016-09-300 USD20181129Open filing evidence

Operating Segments · Seating Seat Structuresand Mechanisms

Consolidation Items · Statement Business Segments

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=adnt:SeatingSeatStructuresandMechanismsMember
PeriodValueUnitFiledEvidence
2018-10-01 – 2018-12-31727000000 USD20190211Open filing evidence
2017-10-01 – 2018-09-303003000000 USD20181129Open filing evidence
2018-04-01 – 2018-06-30783000000 USD20180730Open filing evidence
2017-10-01 – 2018-06-302298000000 USD20180730Open filing evidence
2018-01-01 – 2018-03-31797000000 USD20180507Open filing evidence
2017-10-01 – 2018-03-311515000000 USD20180507Open filing evidence
2017-10-01 – 2017-12-31718000000 USD20190211Open filing evidence
2016-10-01 – 2017-09-302810000000 USD20181129Open filing evidence
2017-04-01 – 2017-06-30713000000 USD20180730Open filing evidence
2016-10-01 – 2017-06-302140000000 USD20180730Open filing evidence
2017-01-01 – 2017-03-31756000000 USD20180507Open filing evidence
2016-10-01 – 2017-03-311427000000 USD20180507Open filing evidence
2015-10-01 – 2016-09-302992000000 USD20181129Open filing evidence

Operating Segments · Seating Seat Structuresand Mechanisms · Other European Countries

Consolidation Items · Statement Business Segments · Statement Geographical

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=adnt:SeatingSeatStructuresandMechanismsMember;us-gaap:StatementGeographicalAxis=adnt:OtherEuropeanCountriesMember
PeriodValueUnitFiledEvidence
2018-10-01 – 2018-12-31264000000 USD20190211Open filing evidence
2017-10-01 – 2017-12-31247000000 USD20190211Open filing evidence

Operating Segments · Seating Seat Structuresand Mechanisms · Other Non US

Consolidation Items · Statement Business Segments · Statement Geographical

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=adnt:SeatingSeatStructuresandMechanismsMember;us-gaap:StatementGeographicalAxis=adnt:OtherNonUSMember
PeriodValueUnitFiledEvidence
2018-10-01 – 2018-12-310 USD20190211Open filing evidence
2017-10-01 – 2017-12-310 USD20190211Open filing evidence

Operating Segments · Seating Seat Structuresand Mechanisms · DE

Consolidation Items · Statement Business Segments · Statement Geographical

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=adnt:SeatingSeatStructuresandMechanismsMember;us-gaap:StatementGeographicalAxis=country:DE
PeriodValueUnitFiledEvidence
2018-10-01 – 2018-12-31111000000 USD20190211Open filing evidence
2017-10-01 – 2017-12-31139000000 USD20190211Open filing evidence

Operating Segments · Seating Seat Structuresand Mechanisms · MX

Consolidation Items · Statement Business Segments · Statement Geographical

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=adnt:SeatingSeatStructuresandMechanismsMember;us-gaap:StatementGeographicalAxis=country:MX
PeriodValueUnitFiledEvidence
2018-10-01 – 2018-12-31110000000 USD20190211Open filing evidence
2017-10-01 – 2017-12-31106000000 USD20190211Open filing evidence

Operating Segments · Seating Seat Structuresand Mechanisms · US

Consolidation Items · Statement Business Segments · Statement Geographical

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=adnt:SeatingSeatStructuresandMechanismsMember;us-gaap:StatementGeographicalAxis=country:US
PeriodValueUnitFiledEvidence
2018-10-01 – 2018-12-31242000000 USD20190211Open filing evidence
2017-10-01 – 2017-12-31226000000 USD20190211Open filing evidence

Operating Segments · Seating Segment

Consolidation Items · Statement Business Segments

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=adnt:SeatingSegmentMember
PeriodValueUnitFiledEvidence
2018-10-01 – 2018-12-313739000000 USD20190211Open filing evidence
2017-10-01 – 2018-09-3015704000000 USD20181129Open filing evidence
2018-04-01 – 2018-06-304027000000 USD20180730Open filing evidence
2017-10-01 – 2018-06-3011955000000 USD20180730Open filing evidence
2018-01-01 – 2018-03-314132000000 USD20180507Open filing evidence
2017-10-01 – 2018-03-317928000000 USD20180507Open filing evidence
2017-10-01 – 2017-12-313796000000 USD20190211Open filing evidence
2016-10-01 – 2017-09-3014742000000 USD20181129Open filing evidence
2017-04-01 – 2017-06-303620000000 USD20180730Open filing evidence
2016-10-01 – 2017-06-3011137000000 USD20180730Open filing evidence
2017-01-01 – 2017-03-313825000000 USD20180507Open filing evidence
2016-10-01 – 2017-03-317517000000 USD20180507Open filing evidence
2015-10-01 – 2016-09-3015325000000 USD20181129Open filing evidence

Operating Segments · Seating Segment · Other European Countries

Consolidation Items · Statement Business Segments · Statement Geographical

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=adnt:SeatingSegmentMember;us-gaap:StatementGeographicalAxis=adnt:OtherEuropeanCountriesMember
PeriodValueUnitFiledEvidence
2018-10-01 – 2018-12-311025000000 USD20190211Open filing evidence
2017-10-01 – 2017-12-311175000000 USD20190211Open filing evidence

Operating Segments · Seating Segment · Other Non US

Consolidation Items · Statement Business Segments · Statement Geographical

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=adnt:SeatingSegmentMember;us-gaap:StatementGeographicalAxis=adnt:OtherNonUSMember
PeriodValueUnitFiledEvidence
2018-10-01 – 2018-12-31839000000 USD20190211Open filing evidence
2017-10-01 – 2017-12-31828000000 USD20190211Open filing evidence

Operating Segments · Seating Segment · DE

Consolidation Items · Statement Business Segments · Statement Geographical

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=adnt:SeatingSegmentMember;us-gaap:StatementGeographicalAxis=country:DE
PeriodValueUnitFiledEvidence
2018-10-01 – 2018-12-31212000000 USD20190211Open filing evidence
2017-10-01 – 2017-12-31285000000 USD20190211Open filing evidence

Operating Segments · Seating Segment · MX

Consolidation Items · Statement Business Segments · Statement Geographical

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=adnt:SeatingSegmentMember;us-gaap:StatementGeographicalAxis=country:MX
PeriodValueUnitFiledEvidence
2018-10-01 – 2018-12-31480000000 USD20190211Open filing evidence
2017-10-01 – 2017-12-31441000000 USD20190211Open filing evidence

Operating Segments · Seating Segment · US

Consolidation Items · Statement Business Segments · Statement Geographical

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=adnt:SeatingSegmentMember;us-gaap:StatementGeographicalAxis=country:US
PeriodValueUnitFiledEvidence
2018-10-01 – 2018-12-311183000000 USD20190211Open filing evidence
2017-10-01 – 2017-12-311067000000 USD20190211Open filing evidence

Americas Segment · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=adnt:AmericasSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-301737000000 USD20240806Open filing evidence
2023-10-01 – 2024-06-305044000000 USD20240806Open filing evidence
2023-04-01 – 2023-06-301900000000 USD20240806Open filing evidence
2022-10-01 – 2023-06-305385000000 USD20240806Open filing evidence
2021-10-01 – 2021-12-311498000000 USD20220204Open filing evidence
2020-10-01 – 2021-09-306164000000 USD20211123Open filing evidence
2021-04-01 – 2021-06-301440000000 USD20210805Open filing evidence
2020-10-01 – 2021-06-304821000000 USD20210805Open filing evidence
2020-10-01 – 2020-12-311737000000 USD20220204Open filing evidence
2019-10-01 – 2020-09-305889000000 USD20211123Open filing evidence
2020-04-01 – 2020-06-30593000000 USD20210805Open filing evidence
2019-10-01 – 2020-06-304093000000 USD20210805Open filing evidence
2018-10-01 – 2019-09-307785000000 USD20211123Open filing evidence
2017-10-01 – 2018-09-307664000000 USD20201130Open filing evidence

Americas Segment · Americas

Statement Business Segments · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=adnt:AmericasSegmentMember;srt:StatementGeographicalAxis=srt:AmericasMember
PeriodValueUnitFiledEvidence
2019-10-01 – 2020-09-305889000000 USD20201130Open filing evidence
2018-10-01 – 2019-09-307785000000 USD20201130Open filing evidence
2017-10-01 – 2018-09-307664000000 USD20201130Open filing evidence

Asia Segment · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=adnt:AsiaSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-30712000000 USD20240806Open filing evidence
2023-10-01 – 2024-06-302224000000 USD20240806Open filing evidence
2023-04-01 – 2023-06-30742000000 USD20240806Open filing evidence
2022-10-01 – 2023-06-302337000000 USD20240806Open filing evidence
2023-01-01 – 2023-03-31774000000 USD20230503Open filing evidence
2022-10-01 – 2023-03-311595000000 USD20230503Open filing evidence
2022-10-01 – 2022-12-31821000000 USD20230207Open filing evidence
2022-04-01 – 2022-06-30627000000 USD20220805Open filing evidence
2021-10-01 – 2022-06-302134000000 USD20220805Open filing evidence
2022-01-01 – 2022-03-31723000000 USD20230503Open filing evidence
2021-10-01 – 2022-03-311507000000 USD20230503Open filing evidence
2021-10-01 – 2021-12-31784000000 USD20230207Open filing evidence
2020-10-01 – 2021-09-302123000000 USD20211123Open filing evidence
2021-04-01 – 2021-06-30516000000 USD20220805Open filing evidence
2020-10-01 – 2021-06-301658000000 USD20220805Open filing evidence
2021-01-01 – 2021-03-31588000000 USD20210506Open filing evidence
2020-10-01 – 2021-03-311142000000 USD20210506Open filing evidence
2019-10-01 – 2020-09-301822000000 USD20211123Open filing evidence
2020-01-01 – 2020-03-31444000000 USD20210506Open filing evidence
2019-10-01 – 2020-03-311016000000 USD20210506Open filing evidence
2018-10-01 – 2019-09-302337000000 USD20211123Open filing evidence
2017-10-01 – 2018-09-302659000000 USD20201130Open filing evidence

Asia Segment · Operating Segments · CN

Statement Business Segments · Consolidation Items · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=adnt:AsiaSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:StatementGeographicalAxis=country:CN
PeriodValueUnitFiledEvidence
2019-10-01 – 2020-09-30517000000 USD20201130Open filing evidence
2018-10-01 – 2019-09-30529000000 USD20201130Open filing evidence
2017-10-01 – 2018-09-30716000000 USD20201130Open filing evidence

Asia Segment · Other Asia Excluding China · Operating Segments

Statement Business Segments · Statement Geographical · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=adnt:AsiaSegmentMember;srt:StatementGeographicalAxis=adnt:OtherAsiaExcludingChinaMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2019-10-01 – 2020-09-30600000000 USD20201130Open filing evidence
2018-10-01 – 2019-09-30668000000 USD20201130Open filing evidence
2017-10-01 – 2018-09-30768000000 USD20201130Open filing evidence

Asia Segment · JP · Operating Segments

Statement Business Segments · Statement Geographical · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=adnt:AsiaSegmentMember;srt:StatementGeographicalAxis=country:JP;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-10-01 – 2021-09-30331000000 USD20211123Open filing evidence
2019-10-01 – 2020-09-30332000000 USD20211123Open filing evidence
2018-10-01 – 2019-09-30529000000 USD20211123Open filing evidence
2017-10-01 – 2018-09-30562000000 USD20201130Open filing evidence

Asia Segment · TH · Operating Segments

Statement Business Segments · Statement Geographical · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=adnt:AsiaSegmentMember;srt:StatementGeographicalAxis=country:TH;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2019-10-01 – 2020-09-30400000000 USD20201130Open filing evidence
2018-10-01 – 2019-09-30614000000 USD20201130Open filing evidence
2017-10-01 – 2018-09-30615000000 USD20201130Open filing evidence

Asia Segment · Asia

Statement Business Segments · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=adnt:AsiaSegmentMember;srt:StatementGeographicalAxis=srt:AsiaMember
PeriodValueUnitFiledEvidence
2019-10-01 – 2020-09-301822000000 USD20201130Open filing evidence
2018-10-01 – 2019-09-302337000000 USD20201130Open filing evidence
2017-10-01 – 2018-09-302659000000 USD20201130Open filing evidence

EMEA Segment · Intersegment Elimination · EMEA

Statement Business Segments · Consolidation Items · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=adnt:EMEASegmentMember;srt:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember;srt:StatementGeographicalAxis=us-gaap:EMEAMember
PeriodValueUnitFiledEvidence
2019-10-01 – 2020-09-30-1423000000 USD20201130Open filing evidence
2018-10-01 – 2019-09-30-1835000000 USD20201130Open filing evidence
2017-10-01 – 2018-09-30-1880000000 USD20201130Open filing evidence

EMEA Segment · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=adnt:EMEASegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-301288000000 USD20240806Open filing evidence
2023-10-01 – 2024-06-303926000000 USD20240806Open filing evidence
2023-04-01 – 2023-06-301438000000 USD20240806Open filing evidence
2022-10-01 – 2023-06-304021000000 USD20240806Open filing evidence
2023-01-01 – 2023-03-311401000000 USD20230503Open filing evidence
2022-10-01 – 2023-03-312583000000 USD20230503Open filing evidence
2022-10-01 – 2022-12-311182000000 USD20230207Open filing evidence
2022-04-01 – 2022-06-301215000000 USD20220805Open filing evidence
2021-10-01 – 2022-06-303663000000 USD20220805Open filing evidence
2022-01-01 – 2022-03-311218000000 USD20230503Open filing evidence
2021-10-01 – 2022-03-312448000000 USD20230503Open filing evidence
2021-10-01 – 2021-12-311230000000 USD20230207Open filing evidence
2020-10-01 – 2021-09-305564000000 USD20211123Open filing evidence
2021-04-01 – 2021-06-301328000000 USD20220805Open filing evidence
2020-10-01 – 2021-06-304568000000 USD20220805Open filing evidence
2019-10-01 – 2020-09-305148000000 USD20211123Open filing evidence
2018-10-01 – 2019-09-306675000000 USD20211123Open filing evidence
2017-10-01 – 2018-09-307436000000 USD20201130Open filing evidence

EMEA Segment · Operating Segments · Other EMEA Excluding Germany

Statement Business Segments · Consolidation Items · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=adnt:EMEASegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:StatementGeographicalAxis=adnt:OtherEMEAExcludingGermanyMember
PeriodValueUnitFiledEvidence
2019-10-01 – 2020-09-304392000000 USD20201130Open filing evidence
2018-10-01 – 2019-09-305616000000 USD20201130Open filing evidence
2017-10-01 – 2018-09-305892000000 USD20201130Open filing evidence

EMEA Segment · Other EMEA Excluding Germany · Operating Segments

Statement Business Segments · Statement Geographical · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=adnt:EMEASegmentMember;srt:StatementGeographicalAxis=adnt:OtherEMEAExcludingGermanyMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-10-01 – 2021-09-304761000000 USD20211123Open filing evidence
2019-10-01 – 2020-09-304392000000 USD20211123Open filing evidence
2018-10-01 – 2019-09-305616000000 USD20211123Open filing evidence

EMEA Segment · CZ · Operating Segments

Statement Business Segments · Statement Geographical · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=adnt:EMEASegmentMember;srt:StatementGeographicalAxis=country:CZ;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-10-01 – 2021-09-301155000000 USD20211123Open filing evidence
2019-10-01 – 2020-09-301118000000 USD20211123Open filing evidence
2018-10-01 – 2019-09-301431000000 USD20211123Open filing evidence
2017-10-01 – 2018-09-301663000000 USD20201130Open filing evidence

EMEA Segment · DE · Operating Segments

Statement Business Segments · Statement Geographical · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=adnt:EMEASegmentMember;srt:StatementGeographicalAxis=country:DE;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-10-01 – 2021-09-301101000000 USD20211123Open filing evidence
2019-10-01 – 2020-09-301061000000 USD20211123Open filing evidence
2018-10-01 – 2019-09-301463000000 USD20211123Open filing evidence
2017-10-01 – 2018-09-301761000000 USD20201130Open filing evidence

EMEA Segment · RU

Statement Business Segments · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=adnt:EMEASegmentMember;srt:StatementGeographicalAxis=country:RU
PeriodValueUnitFiledEvidence
2021-10-01 – 2021-12-317000000 USD20220805Open filing evidence
2020-10-01 – 2021-09-307000000 USD20220506Open filing evidence

EMEA Segment · EMEA

Statement Business Segments · Statement Geographical

Source dimensions us-gaap:StatementBusinessSegmentsAxis=adnt:EMEASegmentMember;srt:StatementGeographicalAxis=us-gaap:EMEAMember
PeriodValueUnitFiledEvidence
2020-10-01 – 2021-09-305564000000 USD20211123Open filing evidence
2019-10-01 – 2020-09-305148000000 USD20211123Open filing evidence
2018-10-01 – 2019-09-306675000000 USD20211123Open filing evidence
2017-10-01 – 2018-09-307436000000 USD20201130Open filing evidence

EMEA Segment · EMEA · Intersegment Elimination

Statement Business Segments · Statement Geographical · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=adnt:EMEASegmentMember;srt:StatementGeographicalAxis=us-gaap:EMEAMember;srt:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember
PeriodValueUnitFiledEvidence
2020-10-01 – 2021-09-30-1453000000 USD20211123Open filing evidence
2019-10-01 – 2020-09-30-1423000000 USD20211123Open filing evidence
2018-10-01 – 2019-09-30-1835000000 USD20211123Open filing evidence

Seating Seat Structuresand Mechanisms

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=adnt:SeatingSeatStructuresandMechanismsMember
PeriodValueUnitFiledEvidence
2018-10-01 – 2018-12-31420000000 USD20190211Open filing evidence
2017-10-01 – 2017-12-31409000000 USD20190211Open filing evidence

Seating Segment

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=adnt:SeatingSegmentMember
PeriodValueUnitFiledEvidence
2018-10-01 – 2018-12-313738000000 USD20190211Open filing evidence
2017-10-01 – 2017-12-313795000000 USD20190211Open filing evidence

Americas · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=srt:AmericasMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-01-01 – 2020-03-311641000000 USD20200505Open filing evidence
2019-10-01 – 2020-03-313500000000 USD20200505Open filing evidence
2019-10-01 – 2019-12-311859000000 USD20200207Open filing evidence
2018-10-01 – 2019-09-307785000000 USD20191122Open filing evidence
2019-01-01 – 2019-03-311915000000 USD20200505Open filing evidence
2018-10-01 – 2019-03-313850000000 USD20200505Open filing evidence
2018-10-01 – 2018-12-311935000000 USD20200207Open filing evidence
2017-10-01 – 2018-09-307664000000 USD20191122Open filing evidence
2016-10-01 – 2017-09-307290000000 USD20191122Open filing evidence

Americas · RECARO

Statement Business Segments · Noncash Or Part Noncash Divestitures By Unique Name

Source dimensions us-gaap:StatementBusinessSegmentsAxis=srt:AmericasMember;us-gaap:NoncashOrPartNoncashDivestituresByUniqueNameAxis=adnt:RECAROMember
PeriodValueUnitFiledEvidence
2019-10-01 – 2019-12-3110000000 USD20200207Open filing evidence
2018-10-01 – 2018-12-3111000000 USD20200207Open filing evidence

Asia · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=srt:AsiaMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2019-10-01 – 2019-12-31572000000 USD20200207Open filing evidence
2018-10-01 – 2018-12-31650000000 USD20200207Open filing evidence

Asia · RECARO

Statement Business Segments · Noncash Or Part Noncash Divestitures By Unique Name

Source dimensions us-gaap:StatementBusinessSegmentsAxis=srt:AsiaMember;us-gaap:NoncashOrPartNoncashDivestituresByUniqueNameAxis=adnt:RECAROMember
PeriodValueUnitFiledEvidence
2019-10-01 – 2019-12-3113000000 USD20200207Open filing evidence
2018-10-01 – 2018-12-3111000000 USD20200207Open filing evidence

EMEA · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:EMEAMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-04-01 – 2020-06-30698000000 USD20200806Open filing evidence
2019-10-01 – 2020-06-303750000000 USD20200806Open filing evidence
2019-10-01 – 2019-12-311564000000 USD20200207Open filing evidence
2018-10-01 – 2019-09-306675000000 USD20191122Open filing evidence
2019-04-01 – 2019-06-301752000000 USD20200806Open filing evidence
2018-10-01 – 2019-06-305170000000 USD20200806Open filing evidence
2018-10-01 – 2018-12-311640000000 USD20200207Open filing evidence
2017-10-01 – 2018-09-307436000000 USD20191122Open filing evidence
2016-10-01 – 2017-09-307044000000 USD20191122Open filing evidence

EMEA · RECARO

Statement Business Segments · Noncash Or Part Noncash Divestitures By Unique Name

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:EMEAMember;us-gaap:NoncashOrPartNoncashDivestituresByUniqueNameAxis=adnt:RECAROMember
PeriodValueUnitFiledEvidence
2019-10-01 – 2019-12-3111000000 USD20200207Open filing evidence
2018-10-01 – 2018-12-3110000000 USD20200207Open filing evidence