XML 66 R54.htm IDEA: XBRL DOCUMENT
v3.22.1

RESTRUCTURING - Reserve by Type of Cost (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2022 | Mar. 31, 2021
Restructuring Cost and Reserve [Line Items] |  |
Restructuring expense | $ 12 | $ 18
Restructuring expense | 15 | 30
2020 Restructuring Plan |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring expense | 13 | 24
Corporate |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring expense | 0 | 0
Air Management |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring expense | 7 | 17
Air Management | 2020 Restructuring Plan |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring expense | 6 | 15
e-Propulsion & Drivetrain | 2020 Restructuring Plan |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring expense | 7 | 10
Fuel Injection |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring expense | 1 | 3
Employee termination benefits |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring expense | 8 | 21
Employee termination benefits | Corporate |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring expense | 0 | 0
Employee termination benefits | Air Management |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring expense | 7 | 14
Employee termination benefits | e-Propulsion & Drivetrain | 2020 Restructuring Plan |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring expense | 0 | 4
Employee termination benefits | Fuel Injection |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring expense | 1 | 3
Other |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring expense | 7 | 9
Other | Corporate |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring expense | 0 | 0
Other | Air Management |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring expense | 0 | 3
Other | e-Propulsion & Drivetrain | 2020 Restructuring Plan |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring expense | 7 | 6
Other | Fuel Injection |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring expense | $ 0 | $ 0

X
- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109237686&loc=d3e17752-110868 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 5.P.3) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140864-122747 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(1)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
Name: | us-gaap_RestructuringCharges
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_RestructuringCostAndReserveLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
Name: | us-gaap_RestructuringCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_RestructuringPlanAxis=bwa_A2020RestructuringPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidationItemsAxis=us-gaap_CorporateNonSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=bwa_AirManagementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=bwa_EPropulsionDrivetrainMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=bwa_FuelInjectionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=us-gaap_EmployeeSeveranceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=bwa_OtherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |