CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022		Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 2,556	$ 3,149	[1],[2]	$ 3,417	[1],[2]
Other comprehensive income (loss), net of tax:
Net unrealized gains (losses) on securities	802	(3,076)	[3]	(921)	[3]
Net unrealized gains (losses) on derivatives	2	(1)	[3]	(1)	[3]
Effect of changes in discount rate assumptions on certain long-duration contracts	(54)	861	[3]	284	[3]
Effect of changes in instrument-specific credit risk on market risk benefits	(65)	407	[3]	100	[3]
Defined benefit plans	15	76	[3]	53	[3]
Foreign currency translation adjustment	80	(171)	[3]	(13)	[3]
Total other comprehensive income (loss), net of tax	780	(1,904)	[3]	(498)	[3]
Total comprehensive income (loss)	$ 3,336	$ 1,245	[3]	$ 2,919	[3]

[1] Certain prior period amounts have been restated. See Note 3 for more information.

[2] Certain prior period amounts have been restated. See Note 3 for more information.

[3] Certain prior period amounts have been restated. See Note 3 for more information.