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Changes in Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Accumulated other comprehensive income (loss), beginning of period		$ (471)	$ (1,215)
Accumulated other comprehensive income (loss), end of period		(694)	(471)	$ (1,215)
Spin-Off of Delphi Technologies		(25)	(1,561)
Mechatronics Business
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, net of tax				(29)
Designated as Hedging Instrument | Net Investment Hedging
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Gain (loss) on Net Investment Hedge, net of tax		67	(177)	67
Foreign currency translation adjustments
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Accumulated other comprehensive income (loss), beginning of period		(369)	(799)	(661)
Aggregate adjustment for the year	[1]	(186)	305	(138)
Accumulated other comprehensive income (loss), end of period		(555)	(369)	(799)
Spin-Off of Delphi Technologies		0	125	0
Unrealized gains (losses) on derivatives
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Accumulated other comprehensive income (loss), beginning of period		4	(11)	(106)
Other comprehensive income before reclassifications (net of tax effect)		(36)	14	(1)
Reclassification to income (net of tax effect)		(3)	1	96
Accumulated other comprehensive income (loss), end of period		(35)	4	(11)
Net tax effect of Other comprehensive income before reclassifications		3	1	23
Net tax effect of Reclassification Adjustment from AOCI on Derivatives		3	6	30
Pension and postretirement plans
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Accumulated other comprehensive income (loss), beginning of period		(106)	(405)	(266)
Other comprehensive income before reclassifications (net of tax effect)		(11)	(19)	(150)
Reclassification to income (net of tax effect)		13	30	11
Accumulated other comprehensive income (loss), end of period		(104)	(106)	(405)
Net tax effect of Other comprehensive income before reclassifications		3	3	32
Net tax effect of Reclassification Adjustment from AOCI, Pension and Other Postretirement Plans		2	6	1
Spin-Off of Delphi Technologies		$ 0	$ 288	$ 0
[1] Includes $67 million of gains, $177 million of losses and $67 million of gains for the years ended December 31, 2018, 2017 and 2016, respectively, related to non-derivative net investment hedges. Refer to Note 17. Derivatives and Hedging Activities for further description of the Company’s net investment hedges. The year ended December 31, 2016 also includes $29 million of accumulated currency translation adjustment losses reclassified to net income as a result of the sale of the Company’s Mechatronics business, as further described in Note 20. Acquisitions and Divestitures.

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