Condensed Consolidated Balance Sheets Parenthetical - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Statement of Financial Position [Abstract]
Securities pledged, amortized costs	$ 971	$ 894
Common stock, par value	$ 50
Common stock, shares issued	55,000
Fixed maturities, amortized cost	$ 21,656	22,218
Common stock, shares authorized	100,000
Available-for-sale, Debt Securities, Excluding Securities Valued at Fair Value Option	$ 19,704	19,772
Fixed maturities, at fair value using the fair value option	1,339	1,255
Equity Securities, FV-NI, Current	128	133
Other Short-Term Investments	0	248
Mortgage loans on real estate, net	4,134	4,213
Policy loans	158	159
Limited partnerships/corporations	1,060	1,043
Derivatives	270	322
Other investments	134	132
Investments	27,810	28,069
Cash and cash equivalents	233	220
Short-term investments under securities loan agreements, including collateral delivered	1,002	939
Accrued investment income	305	289
Premiums and Other Receivables, Net	3,028	3,032
Deferred policy acquisition costs and Value of business acquired	933	938
Deferred Income Tax Assets, Net	659	774
Other assets (net of allowance for credit loss of $0 as of 2023 and $0 as of 2022)	2,026	1,681
Assets held in separate accounts	81,911	77,639
Total assets	117,907	113,581
Future policy benefits and contract owner account balances	32,460	32,942
Payables under securities loan agreements, including collateral held	941	921
Due to affiliates	161	134
Derivatives	319	331
Other liabilities	704	687
Liabilities related to separate accounts	81,911	77,639
Liabilities	116,496	112,654
Common Stock, Value, Issued	3	3
Additional paid-in capital	2,778	2,778
Accumulated other comprehensive income (loss)	(1,673)	(2,067)
Retained earnings (deficit)	303	213
Total shareholder's equity	1,411	927
Liabilities and Equity	117,907	113,581
Allowance for Credit Loss, Receivable, Other, Current	0	0
Reinsurance Recoverable, Allowance for Credit Loss	0	0
Less: Allowance for credit losses	14
Debt Securities, Available-for-sale, Allowance for Credit Loss	$ 5	$ 7