DAC, VOBA, DSI, and DFEL - DFEL (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Changes in DFEL [Roll Forward]
Balance as of beginning-of-year			$ 6,750
Amortization	$ (92)	$ (79)	(288)	$ (231)
Balance as of end-of-period	7,368		7,368
Variable Annuities
Changes in DFEL [Roll Forward]
Balance as of beginning-of-year			293	300
Deferrals			12	14
Amortization			(20)	(19)
Balance as of end-of-period	285	295	285	295
Less: Ceded DFEL	0	0	0	0
Balance as of end-of-period, net of reinsurance	285	295	285	295
UL and Other
Changes in DFEL [Roll Forward]
Balance as of beginning-of-year			6,406	5,579
Deferrals			889	826
Amortization			(268)	(212)
Balance as of end-of-period	7,027	6,193	7,027	6,193
Less: Ceded DFEL	2,528	2,391	2,528	2,391
Balance as of end-of-period, net of reinsurance	$ 4,499	$ 3,802	$ 4,499	$ 3,802