Segments, Geographical Area and Major Customer Information - Segment Information (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Segment Reporting Information [Line Items]
Net sales	$ 1,837	$ 1,831	$ 1,840	$ 1,701	$ 1,447	$ 1,384	$ 1,546	$ 1,449	$ 7,209	$ 5,826	$ 6,060
Segment EBITDA									855	662	658
Capital Spend									393	322	260
Depreciation									220	173	158
Net assets	3,887				3,355				3,887	3,355	2,894
Light Vehicle Segment [Member]
Segment Reporting Information [Line Items]
Net sales									3,172	2,607	2,482
Segment EBITDA									359	279	262
Capital Spend									279	208	140
Depreciation									88	71	63
Net assets	1,538				1,194				1,538	1,194	1,002
Commercial Vehicle Segment [Member]
Segment Reporting Information [Line Items]
Net sales									1,412	1,254	1,533
Segment EBITDA									116	96	100
Capital Spend									31	34	33
Depreciation									41	33	32
Net assets	714				699				714	699	692
Off-Highway Segment [Member]
Segment Reporting Information [Line Items]
Net sales									1,521	909	1,040
Segment EBITDA									212	129	147
Capital Spend									32	21	18
Depreciation									40	20	20
Net assets	724				262				724	262	310
Power Technologies Segment [Member]
Segment Reporting Information [Line Items]
Net sales									1,104	1,056	1,005
Segment EBITDA									168	158	149
Capital Spend									32	32	34
Depreciation									29	29	28
Net assets	488				440				488	440	423
Eliminations and other [Member]
Segment Reporting Information [Line Items]
Net sales
Segment EBITDA
Capital Spend									19	27	35
Depreciation									22	20	15
Net assets	$ 423				$ 760				423	760	467
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Net sales									0	0	0
Intersegment Eliminations [Member] | Light Vehicle Segment [Member]
Segment Reporting Information [Line Items]
Net sales									130	113	126
Intersegment Eliminations [Member] | Commercial Vehicle Segment [Member]
Segment Reporting Information [Line Items]
Net sales									97	83	95
Intersegment Eliminations [Member] | Off-Highway Segment [Member]
Segment Reporting Information [Line Items]
Net sales									4	3	3
Intersegment Eliminations [Member] | Power Technologies Segment [Member]
Segment Reporting Information [Line Items]
Net sales									17	14	15
Intersegment Eliminations [Member] | Eliminations and other [Member]
Segment Reporting Information [Line Items]
Net sales									$ (248)	$ (213)	$ (239)