Segment Information - Schedule of Segment Operating Profit to Consolidated Income before Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Segment Reporting Information [Line Items]
Segment operating profit	$ (207)	$ (74)	$ (396)	$ (332)
Interest expense	(89)	(144)	(161)	(228)
Other (expense) income, net	(8)	(16)	(12)	8
Income (loss) from continuing operations before income taxes	110	(86)	223	112
Total segment capital expenditures
Segment Reporting Information [Line Items]
Segment operating profit	(222)	(200)	(448)	(539)
Restructuring and other charges
Segment Reporting Information [Line Items]
Segment operating profit	(5)	(105)	(14)	(144)
Corporate and discontinued operations
Segment Reporting Information [Line Items]
Segment operating profit	$ 10	$ 21	$ 38	$ 63