Segment Information - Segment Adjusted EBITDA (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Segment Reporting Information [Line Items]
Depreciation and amortization	$ (155)	$ (171)
Earnings (loss) before interest expense, income taxes, and noncontrolling interests	204	(845)
Interest expense	(70)	(75)
Income tax (expense) benefit	(47)	94
Net income (loss)	87	(826)
Total Reportable Segments
Segment Reporting Information [Line Items]
EBITDA including noncontrolling interests	409	(588)
Total Reportable Segments | Motorparts
Segment Reporting Information [Line Items]
EBITDA including noncontrolling interests	102	(40)
Total Reportable Segments | Performance Solutions
Segment Reporting Information [Line Items]
EBITDA including noncontrolling interests	43	(674)
Total Reportable Segments | Clean Air
Segment Reporting Information [Line Items]
EBITDA including noncontrolling interests	149	99
Total Reportable Segments | Powertrain
Segment Reporting Information [Line Items]
EBITDA including noncontrolling interests	115	27
Corporate
Segment Reporting Information [Line Items]
EBITDA including noncontrolling interests	$ (50)	$ (86)