Supplemental Financial Statement Information - Effects on Net Income of Amounts Reclassified from AOCI (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Revenue	$ 96,428	$ 84,742	$ 186,662	$ 165,281
Other income (expense), net	2,662	126	13,845	2,969
Benefit (provision) for income taxes	(5,737)	(3,932)	(12,986)	(8,585)
Net income	28,196	23,619	62,736	47,281
Reclassification out of Accumulated Other Comprehensive Income
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net income	(78)	(135)	203	(375)
Reclassification out of Accumulated Other Comprehensive Income | Unrealized gains (losses) on available-for-sale investments
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other income (expense), net	37	(295)	141	(694)
Benefit (provision) for income taxes	(8)	65	(28)	153
Net income	29	(230)	113	(541)
Reclassification out of Accumulated Other Comprehensive Income | Unrealized gains (losses) on cash flow hedges
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Benefit (provision) for income taxes	31	(11)	(14)	(15)
Net income	(107)	95	90	166
Reclassification out of Accumulated Other Comprehensive Income | Unrealized gains (losses) on cash flow hedges | Foreign exchange contracts
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Revenue	(138)	106	104	180
Reclassification out of Accumulated Other Comprehensive Income | Unrealized gains (losses) on cash flow hedges | Interest rate contracts
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other income (expense), net	$ 0	$ 0	$ 0	$ 1