DAC, VOBA, DSI, and DFEL - VOBA (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Movement in Present Value of Future Insurance Profits [Roll Forward]
Amortization	$ (11)	$ (12)	$ (23)	$ (24)
Traditional Life
Movement in Present Value of Future Insurance Profits [Roll Forward]
Balance as of beginning-of-year			35	42
Deferrals				0
Amortization			(4)	(4)
Balance as of end-of-period	31	38	31	38
UL and Other
Movement in Present Value of Future Insurance Profits [Roll Forward]
Balance as of beginning-of-year			366	402
Deferrals				1
Amortization			(18)	(19)
Balance as of end-of-period	348	384	348	384
Fixed Annuities
Movement in Present Value of Future Insurance Profits [Roll Forward]
Balance as of beginning-of-year			13	15
Deferrals				0
Amortization			(1)	(1)
Balance as of end-of-period	$ 12	$ 14	$ 12	$ 14