XML 77 R67.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Restructuring (Details) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2018 USD ($) employee | Jun. 30, 2018 USD ($) | Mar. 31, 2018 USD ($) | Sep. 30, 2017 USD ($) | Jun. 30, 2017 USD ($) | Mar. 31, 2017 USD ($) | Sep. 30, 2018 USD ($) | Sep. 30, 2017 USD ($)
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |  |
Provision | $ 5.7 |  |  | $ 13.3 |  |  | $ 44.4 | $ 13.3
Drivetrain [Member] |  |  |  |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |  |
Provision | 0.5 |  |  | 0.7 |  |  | 6.0 |
Engine [Member] |  |  |  |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |  |
Provision | 5.2 |  |  | 12.6 |  |  | 38.1 |
Employee Severance [Member] |  |  |  |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |  |
Beginning Balance | 26.5 | $ 5.6 | $ 5.4 | 2.3 | $ 2.8 | $ 6.4 | 5.4 | 6.4
Provision | 1.4 | 27.1 | 1.8 | 1.4 |  |  |  |
Cash payments | (9.3) | (6.1) | (1.7) | (0.2) | (0.6) | (3.7) |  |
Translation adjustment | (0.1) | (0.1) | 0.1 | 0.1 | 0.1 | 0.1 |  |
Ending Balance | 18.5 | 26.5 | 5.6 | 3.6 | 2.3 | 2.8 | 18.5 | 3.6
Employee Severance [Member] | Drivetrain [Member] |  |  |  |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |  |
Beginning Balance | 5.0 | 4.7 | 4.1 | 2.0 | 2.1 | 3.7 | 4.1 | 3.7
Provision | (0.5) | 1.7 | 1.1 | 0.7 |  |  |  |
Cash payments | (3.5) | (1.3) | (0.6) | (0.2) | (0.2) | (1.6) |  |
Translation adjustment | 0.0 | (0.1) | 0.1 | 0.1 | 0.1 | 0.0 |  |
Ending Balance | 1.0 | 5.0 | 4.7 | 2.6 | 2.0 | 2.1 | 1.0 | 2.6
Employee Severance [Member] | Engine [Member] |  |  |  |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |  |
Beginning Balance | 21.5 | 0.9 | 1.3 | 0.3 | 0.7 | 2.7 | 1.3 | 2.7
Provision | 1.9 | 25.4 | 0.7 | 0.7 |  |  |  |
Cash payments | (5.8) | (4.8) | (1.1) | 0.0 | (0.4) | (2.1) |  |
Translation adjustment | (0.1) | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 |  |
Ending Balance | $ 17.5 | $ 21.5 | $ 0.9 | $ 1.0 | $ 0.3 | $ 0.7 | 17.5 | $ 1.0
Emissions [Member] | Engine [Member] |  |  |  |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |  |
Restructuring and Related Cost, Expected Number of Positions Eliminated | employee | 140 |  |  |  |  |  |  |
Emissions [Member] | Employee Severance [Member] | Engine [Member] |  |  |  |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |  |
Provision |  |  |  |  |  |  | $ 26.9 |

X
- Definition Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 17 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3367-108585 + Details
Name: | us-gaap_PaymentsForRestructuring
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The expected number of positions to be eliminated as a result of restructuring activities. + References No definition available. + Details
Name: | us-gaap_RestructuringAndRelatedCostExpectedNumberOfPositionsEliminated
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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://fasb.org/us-gaap/role/ref/legacyRef -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 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 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=109223946&loc=d3e3602-108585 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)) -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 Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
Name: | us-gaap_RestructuringReserve
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
Name: | us-gaap_RestructuringReserveRollForward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of foreign currency translation gain (loss) which decreases (increases) the restructuring reserve. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(2)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
Name: | us-gaap_RestructuringReserveTranslationAdjustment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

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