Realized Gain (Loss) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Realized gain (loss) related to certain investments
Realized gain (loss) on equity securities	$ 5	$ 10
Credit loss benefit (expense)	18	(20)
Other gain (loss) on investments	(3)	3
Associated amortization of DAC, VOBA, DSI and DFEL and changes in other contract holder funds	(7)	(5)
Total realized gain (loss) related to certain financial assets	5	32
Realized gain (loss) on the mark-to-market on certain instruments	275	218
Indexed annuity and IUL contracts net derivatives results:
Gross gain (loss)	113	32
Associated amortization of DAC, VOBA, DSI, and DFEL	(55)	(13)
GLB fees ceded to LNBAR and attributed fees:
Gross gain (loss)	(64)	(50)
Associated amortization of DAC, VOBA, DSI, and DFEL	(8)	(8)
Total realized gain (loss)	266	211
Mortgage Loans On Real Estate [Member]
Realized gain (loss) related to certain investments
Credit loss benefit (expense)	18	24
Realized gain (loss) on the mark-to-market on certain instruments	(3)	1
Reinsurance Related Assets [Member]
Realized gain (loss) related to certain investments
Credit loss benefit (expense)	(5)	1
Fixed Maturity AFS Securities [Member]
Realized gain (loss) related to certain investments
AFS securities. Gross gains	2	10
AFS securities. Gross losses	(4)	(9)
Credit loss benefit (expense)	(1)	(2)
Equity Securities [Member]
Realized gain (loss) related to certain investments
Realized gain (loss) on equity securities	$ 7	$ 10