CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Statement of Comprehensive Income [Abstract]
Net income	$ 990	$ 417
Other comprehensive income (loss), net of tax:
Net unrealized gains (losses) on securities	(178)	430
Net unrealized gains (losses) on derivatives	0	2
Effect of changes in discount rate assumptions on certain long-duration contracts	69	(65)
Effect of changes in instrument-specific credit risk on market risk benefits	(37)	161
Foreign currency translation adjustment	(18)	33
Total other comprehensive income (loss), net of tax	(164)	561
Total comprehensive income (loss)	$ 826	$ 978