Other Expense, Net (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Other Expense, Net
Charge related to Paddock support agreement liability (see Note 10)	$ (154)
Charge for deconsolidation of Paddock (see Note 10)		$ (14)
Intangible amortization expense	(9)	(10)
Foreign currency exchange loss	(2)
Royalty income	5	4
Other income, net	4	3
Other expense, net	$ (156)	$ (17)