Interest Income and Other, Net - Summary of Interest Income and Other, Net (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Other Income And Expenses [Abstract]
Net loss, realized and unrealized, on foreign currency exchange and foreign currency derivative contracts and other, net		$ (4)	$ (4)	$ (10)
Interest income		1	1	1
Gain on sale of business	[1]		20
Total		$ (3)	$ 17	$ (9)

[1] See “Note 3 – Acquisitions and Dispositions” for information regarding our gain on sale of business in 2015.