DAC, VOBA, DSI, and DFEL (DFEL) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Changes in DFEL [Abstract]
Balance as of beginning-of-year			$ 5,052
Amortization, net of interest:
Amortization	$ 71	$ 63	140	$ 128
Balance as of end-of-year	5,450		5,450		$ 5,052
UL and Other [Member]
Changes in DFEL [Abstract]
Balance as of beginning-of-year			4,766	3,934	3,934
Deferrals			528		1,061
Amortization, net of interest:
Amortization			(126)		(229)
Balance as of end-of-year	5,168		5,168		4,766
Variable Annuities [Member]
Changes in DFEL [Abstract]
Balance as of beginning-of-year			286	$ 291	291
Deferrals			10		23
Amortization, net of interest:
Amortization			(14)		(28)
Balance as of end-of-year	$ 282		$ 282		$ 286