CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Statement of Comprehensive Income [Abstract]
Net income	$ 2,699	$ 2,197	$ 1,503
Other comprehensive income (loss):
Foreign currency translation adjustments, net of tax	(17)	35	5
Unrealized gains (losses) on forward contracts designated as hedges, net of tax	53	(36)	(15)
Unrealized gains (losses) on available-for-sale securities, net of tax	8	(2)	(8)
Total other comprehensive income (loss)	44	(3)	(18)
Comprehensive income	$ 2,743	$ 2,194	$ 1,485