DAC, VOBA, DSI, and DFEL - DFEL (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Changes in DFEL [Roll Forward]
Balance as of beginning-of-year			$ 5,923
Amortization	$ (79)	$ (74)	(231)	$ (214)
Balance as of end-of-period	6,538		6,538
Variable Annuities
Changes in DFEL [Roll Forward]
Balance as of beginning-of-year			300	310
Deferrals			14	15
Amortization			(19)	(22)
Balance as of end-of-period	295	303	295	303
Less: ceded DFEL	0	0	0	0
Balance as of end-of-period, net of reinsurance	295	303	295	303
UL and Other
Changes in DFEL [Roll Forward]
Balance as of beginning-of-year			5,579	4,766
Deferrals			826	799
Amortization			(212)	(192)
Balance as of end-of-period	6,193	5,373	6,193	5,373
Less: ceded DFEL	2,391	30	2,391	30	$ 2,300
Balance as of end-of-period, net of reinsurance	$ 3,802	$ 5,343	$ 3,802	$ 5,343