Interest and Other Expense (Income), Net (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Other Income and Expenses [Abstract]
Interest income	$ (79)	$ (65)	$ (24)
Interest expense from debt and amortization of debt discount and deferred financing costs	90	140	162
Unrealized gain on equity investment	(38)	0	0
Other expense (income), net	1	(4)	8
Interest and other expense (income), net	$ (26)	$ 71	$ 146