Consolidated Statement of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 549	$ 604
Other comprehensive income (loss), net of related taxes:
Foreign currency translation, net of related taxes of $101 and $18, respectively	130	(98)
Net unrealized losses on available-for-sale securities, net of reclassification adjustment and net of related taxes of ($158) and ($39), respectively	246	(1,288)
Net unrealized losses on cash flow hedges, net of related taxes of ($44) and ($4), respectively	51	(194)
Net unrealized gains on retirement plans, net of related taxes of $1 and $1, respectively	12	15
Other comprehensive income (loss)	439	(1,565)
Total comprehensive income (loss)	$ 988	$ (961)