Other Financial Data - Schedule of Other Income (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Other (Expense) Income
Foreign currency remeasurement	$ 11,000,000	$ 29,000,000	$ 0	$ 13,000,000
Disposal of businesses	2,000,000	0	7,000,000	(1,000,000)
Pension and other postretirement	5,000,000	(7,000,000)	9,000,000	(5,000,000)
Equity earnings	1,000,000	1,000,000	2,000,000	2,000,000
Financial instruments	(13,000,000)	(27,000,000)	(12,000,000)	(27,000,000)
Other	0	1,000,000	0	0
Total	$ 6,000,000	$ (3,000,000)	$ 6,000,000	$ (18,000,000)