Other Income (Expense), Net - Summary of Other Income and Other Expense (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Other Income and Expenses [Abstract]
Non-service cost components of pension and OPEB costs	$ (15)	$ (7)	$ 4
Government grants and incentives	12	7	8
Foreign exchange loss	(12)	(3)	(3)
Strategic transaction expenses, net of transaction breakup fee income	(18)	(25)	(13)
Insurance and other recoveries			10
Gain on sale of marketable securities			7
Amounts attributable to previously divested/closed operations		3
Other, net	4	9	9
Other income (expense), net	$ (29)	$ (16)	$ 22