Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Statement of Cash Flows [Abstract]
Net cash provided by (used in) operating activities	$ (595)	$ (511)
Cash flows from investing activities
Sales, maturities and repayments of fixed maturity securities	2,241	1,459
Sales, maturities and repayments of equity securities	24	2
Sales, maturities and repayments of mortgage loans	281	262
Sales, maturities and repayments of limited partnerships and limited liability companies	78	37
Purchases of fixed maturity securities	(2,426)	(1,854)
Purchases of equity securities	(1)	(1)
Purchases of mortgage loans	(446)	(173)
Purchases of limited partnerships and limited liability companies	(79)	(121)
Cash received in connection with freestanding derivatives	3,561	1,106
Cash paid in connection with freestanding derivatives	(3,174)	(1,752)
Receipts on loans to affiliate	0	50
Net change in policy loans	(318)	10
Net change in short-term investments	(85)	(195)
Net change in other invested assets	(201)	(18)
Net cash provided by (used in) investing activities	(545)	(1,188)
Cash flows from financing activities
Policyholder account balances: Deposits	7,696	6,743
Policyholder account balances: Withdrawals	(6,426)	(5,269)
Net change in payables for collateral under securities loaned and other transactions	(18)	(159)
Short-term debt repaid	0	(50)
Financing element on certain derivative instruments and other derivative related transactions, net	(130)	84
Net cash provided by (used in) financing activities	1,122	1,349
Change in cash, cash equivalents and restricted cash	(18)	(350)
Cash, cash equivalents and restricted cash, beginning of period	3,165	3,752
Cash, cash equivalents and restricted cash, end of period	3,147	3,402
Supplemental disclosures of cash flow information
Net cash paid (received) for interest	34	36
Net cash paid (received) for income tax	$ 1	$ 0