CONDENSED CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Statement of Comprehensive Income [Abstract]
Net income	$ 264	$ 664	$ 11,639	$ 4,822
Other comprehensive income (loss), net of reclassification adjustments:
Foreign currency translation gains (losses)	(85)	121	(192)	57
Unrealized gains (losses) on investments, net	0	0	(4)	1
Tax benefit (expense) on unrealized gains (losses) on investments, net	0	0	1	0
Unrealized gains (losses) on hedging activities, net	60	(41)	130	(41)
Tax benefit (expense) on unrealized gains (losses) on hedging activities, net	(13)	10	(29)	10
Other comprehensive income (loss), net of tax	(38)	90	(94)	27
Comprehensive income	$ 226	$ 754	$ 11,545	$ 4,849