Other Financial Data - Schedule of Other Income (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Other (Expense) Income
Foreign currency remeasurement	$ 17	$ 3	$ 17	$ 16
Disposal of businesses	1	(3)	8	(4)
Pension and other postretirement	3	0	12	(5)
Equity earnings	1	1	3	3
Financial instruments	(20)	0	(32)	(27)
Total	$ 2	$ 1	$ 8	$ (17)

Amount before tax of gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations.

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