Other Income (Expense), Net - Summary of Other Income (Expense), Net (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Other Income And Expenses [Abstract]
Net foreign currency exchange gains/(losses)	[1]	$ (2)	$ (9)	$ 1
Gain (loss) and impairments on equity investments in privately-held companies, net			1	(2)
Gain (loss) from equity method investment, net		(1)
Other income (expense), net			3	$ 1
Total		$ (3)	$ (5)

[1] Our foreign currency exchange gains (losses), net, are generally related to foreign exchange transaction gains and losses from the conversion of the transaction currency to the functional currency, partially offset by the foreign currency forward contract gains and losses.