CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - 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	$ 756	$ 591	$ 1,517	$ 1,028
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustment	(122)	2	(168)	1
Net unrealized gains (losses) on securities	(776)	141	(1,629)	(199)
Net unrealized gains (losses) on derivatives	(2)	0	(1)	0
Defined benefit plans	0	0	0	29
Total other comprehensive income (loss), net of tax	(900)	143	(1,798)	(169)
Total comprehensive income (loss)	$ (144)	$ 734	$ (281)	$ 859