Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (2,028)	$ 7,778	$ (5,872)	$ 15,885
Other comprehensive income (loss):
Foreign currency translation adjustments, net of tax of $(17), $76, $(4), and $60	(2,186)	159	(2,519)	(215)
Net change in unrealized gains (losses) on available-for-sale debt securities:
Unrealized gains (losses), net of tax of $(2), $0, $28, and $1	(238)	(6)	(900)	(104)
Reclassification adjustment for losses (gains) included in “Other income (expense), net,” net of tax of $4, $0, $8, and $0	7	(12)	13	(26)
Net unrealized gains (losses) on available-for-sale debt securities	(231)	(18)	(887)	(130)
Total other comprehensive income (loss)	(2,417)	141	(3,406)	(345)
Comprehensive income (loss)	$ (4,445)	$ 7,919	$ (9,278)	$ 15,540