Consolidated Statements of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Cash Flows from Operating Activities
Net income (loss)	$ 423	$ 1,588
Adjustments to reconile net income (loss) to net cash provided by (used in) operating activities:
Realized (gain) loss	847	201
Market risk benefit (gain) loss	10	(1,386)
Sales and maturities (purchases) of trading securities, net	653	225
Early extinguishment of debt (gain) loss	(94)	0
Change in:
Deferred acquisition costs, value of business acquired, deferred ales inducements and deferred front-end loads	482	538
Accrued investment income	(48)	(63)
Insurance liabilities and reinsurance-related balances	(1,552)	(2,921)
Accrued expenses	16	82
Federal income tax accruals	(56)	334
Other	(1,081)	(827)
Net cash provided by (used in) operating activities	(400)	(2,229)
Cash Flows from Investing Activities
Purchases of available-for-sale securities and equity securities	(12,192)	(7,685)
Sales of available-for-sale securities and equity securities	2,595	1,404
Maturities of available-for-sale securities	8,413	6,312
Purchases of other investments	(1,556)	(897)
Sales and repayments of other investments	858	258
Issuance of mortgage loans on real estate	(2,805)	(3,098)
Repayment and maturities of mortgage loans on real estate	1,778	995
Repayment (issuance) of policy loans, net	(108)	(34)
Net change in collateral on investments, certain derivatives and related settlements	2,801	3,756
Cash received from disposition, net of cash transferred	0	619
Other	116	(92)
Net cash provided by (used in) investing activities	(100)	1,538
Cash Flows from Financing Activities
Payment of long-term debt, including current maturities	(300)	(100)
Issuance of long-term debt, net of issuance costs	0	346
Payment related to early extinguishment of debt	(421)	0
Payment related to sale-leaseback transactions	(5)	(12)
Proceeds from certain financing arrangements	33	53
Payment related to certain financing arrangements	(98)	(103)
Policyholder Account Balance [Abstract]
Deposits	15,394	12,312
Withdrawals	(9,256)	(8,974)
Transfers from (to) separate accounts, net	(490)	131
Issuance of common stock	825	0
Common stock issued for benefit plans	4	(4)
Dividends paid to preferred stockholders	(80)	(80)
Dividends paid to common stockholders	(239)	(230)
Net cash provided by (used in) financing activities	5,367	3,339
Net increase (decrease) in cash, invested cash and restricted cash	4,867	2,648
Cash, invested cash and restricted cash as of beginning-of-year	5,801	3,365
Cash, invested cash and restricted cash as of end-of-period	$ 10,668	$ 6,013