Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	$ (762)	$ (551)
Gains (losses) on foreign currency translation	19	(94)
Less: Tax provision/(benefit)	11	25
Net gains (losses) on foreign currency translation	8	(119)
Other comprehensive income (loss), net of tax	8	(119)
Balance at end of period	(754)	(670)
Balance at beginning of period	(12)	(44)
Gains (losses) deferred	29	119
Less: Tax provision/(benefit)	6	25
Net gains (losses) deferred	23	94
(Gains) losses reclassified to earnings	(10)	(104)
Less: Tax (provision)/benefit	(3)	(21)
Net (gains) losses reclassified to earnings	(7)	(83)
Other comprehensive income (loss), net of tax	16	11
Balance at end of period	4	(33)
Total Accumulated other comprehensive income (loss) at end of period	$ (750)	$ (703)	$ (774)