Segments, Geographical Area and Major Customer Information - Additional Information (Details) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2018 USD ($)	Sep. 30, 2018 USD ($)	Jun. 30, 2018 USD ($)	Mar. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Sep. 30, 2017 USD ($)	Jun. 30, 2017 USD ($)	Mar. 31, 2017 USD ($)	Dec. 31, 2018 USD ($) operating_segment	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)
Segment Reporting Information [Line Items]
Number of operating segments | operating_segment									4
Segment EBITDA									$ 978
Net Sales	$ 1,973	$ 1,978	$ 2,054	$ 2,138	$ 1,837	$ 1,831	$ 1,840	$ 1,701	8,143	$ 7,209	$ 5,826
Ford [Member]
Segment Reporting Information [Line Items]
Net Sales									1,646	$ 1,553	$ 1,300
FCA [Member]
Segment Reporting Information [Line Items]
Net Sales									$ 911
Sales [Member] | Ford [Member]
Segment Reporting Information [Line Items]
Net sales as a percent of total revenue									20.00%	22.00%	22.00%
Sales [Member] | FCA [Member]
Segment Reporting Information [Line Items]
Net sales as a percent of total revenue									11.00%
Minimum [Member] | Sales [Member] | Customer Concentration Risk [Member]
Segment Reporting Information [Line Items]
Net sales as a percent of total revenue									10.00%	10.00%	10.00%
UNITED STATES
Segment Reporting Information [Line Items]
Net Sales									$ 3,613	$ 3,209	$ 2,695
UNITED STATES | Sales [Member]
Segment Reporting Information [Line Items]
Net sales as a percent of total revenue									44.00%
ITALY
Segment Reporting Information [Line Items]
Net Sales									$ 971	762	499
ITALY | Sales [Member]
Segment Reporting Information [Line Items]
Net sales as a percent of total revenue									12.00%
GERMANY
Segment Reporting Information [Line Items]
Net Sales									$ 513	473	377
GERMANY | Sales [Member]
Segment Reporting Information [Line Items]
Net sales as a percent of total revenue									6.00%
Other Countries | Minimum [Member] | Sales [Member]
Segment Reporting Information [Line Items]
Net sales as a percent of total revenue									5.00%
Light Vehicle Segment [Member]
Segment Reporting Information [Line Items]
Segment EBITDA									$ 398	359	275
Net Sales									3,575	3,172	2,607
Commercial Vehicle Segment [Member]
Segment Reporting Information [Line Items]
Segment EBITDA									146	119	98
Net Sales									1,612	1,412	1,254
Off-Highway Segment [Member]
Segment Reporting Information [Line Items]
Segment EBITDA									285	213	130
Net Sales									1,844	1,521	909
Power Technologies Segment [Member]
Segment Reporting Information [Line Items]
Segment EBITDA									149	173	163
Net Sales									$ 1,112	$ 1,104	$ 1,056