Other Income, Net (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Component of Other Income (Loss), Net [Line Items]
Other (loss) income, net	$ (31)	$ 19
Dividend expense
Component of Other Income (Loss), Net [Line Items]
Other (loss) income, net	(17)	(5)	$ (2)
Equity earnings from non-consolidated affiliates
Component of Other Income (Loss), Net [Line Items]
Other (loss) income, net	2	21	7
Foreign currency transaction (loss) income
Component of Other Income (Loss), Net [Line Items]
Other (loss) income, net	(5)	(5)	(1)
Non-service pension and other post-retirement benefits expense
Component of Other Income (Loss), Net [Line Items]
Other (loss) income, net	(1)	(3)	(8)
Gain (loss) on extinguishment of debt
Component of Other Income (Loss), Net [Line Items]
Other (loss) income, net	(12)	2
Other
Component of Other Income (Loss), Net [Line Items]
Other (loss) income, net	$ 2	$ 9	$ 4