Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of period	$ (1,026)	$ (754)	$ (1,068)	$ (762)
Gains (losses) on foreign currency translation	(33)	(217)	0	(198)
Less: Tax provision/(benefit)	0	31	(9)	42
Net gains (losses) on foreign currency translation	(33)	(248)	9	(240)
Other comprehensive income (loss), net of tax	(33)	(248)	9	(240)
Balance at end of period	(1,059)	(1,002)	(1,059)	(1,002)
Balance at beginning of period	22	4	21	(12)
Gains (losses) deferred	30	342	(5)	371
Less: Tax provision/(benefit)	7	57	(2)	63
Net gains (losses) deferred	23	285	(3)	308
(Gains) losses reclassified to earnings	(32)	(335)	4	(345)
Less: Tax (provision)/benefit	(8)	(57)	1	(60)
Net (gains) losses reclassified to earnings	(24)	(278)	3	(285)
Other comprehensive income (loss), net of tax	(1)	7	0	23
Balance at end of period	21	11	21	11
Total Accumulated other comprehensive income (loss) at end of period	$ (1,038)	$ (991)	$ (1,038)	$ (991)	$ (1,047)