Other Income, Net (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Other Income and Expense, Net [Line Items]
Other income, net	$ 1	$ 5	$ (27)	$ 16
Equity earnings from non-consolidated affiliates
Other Income and Expense, Net [Line Items]
Other income, net	2	8		16
Foreign currency transaction (loss) gain
Other Income and Expense, Net [Line Items]
Other income, net		(6)	(9)	(7)
Non-service pension and other post-retirement benefits expense
Other Income and Expense, Net [Line Items]
Other income, net		(1)		(2)
Loss on extinguishment of debt
Other Income and Expense, Net [Line Items]
Other income, net		2	(12)	2
Other
Other Income and Expense, Net [Line Items]
Other income, net	$ (1)	$ 2	$ (6)	$ 7