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)	$ 463	$ 818
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Realized (gain) loss	740	345
Market risk benefit (gain) loss	(27)	(190)
Sales and maturities (purchases) of trading securities, net	232	207
Change in:
Deferred acquisition costs, value of business acquired, deferred sales inducements and deferred front-end loads	517	548
Accrued investment income	(37)	(49)
Insurance liabilities and reinsurance-related balances	(1,279)	(1,316)
Accrued expenses	24	(10)
Federal income tax accruals	(27)	383
Cash management agreement	311	(1,500)
Other	(1,204)	(997)
Net cash provided by (used in) operating activities	(287)	(1,761)
Cash Flows from Investing Activities
Purchases of available-for-sale securities and equity securities	(11,786)	(7,775)
Sales of available-for-sale securities and equity securities	2,117	1,055
Maturities of available-for-sale securities	8,356	6,187
Purchases of other investments	(1,541)	(884)
Sales and repayments of other investments	797	251
Issuance of mortgage loans on real estate	(2,805)	(3,087)
Repayment and maturities of mortgage loans on real estate	1,775	992
Repayment (issuance) of policy loans, net	(109)	(35)
Net change in collateral on investments, certain derivatives and related settlements	2,741	3,657
Cash received from disposition, net of cash transferred	0	512
Other	125	(83)
Net cash provided by (used in) investing activities	(330)	790
Cash Flows from Financing Activities
Capital contribution from Lincoln National Corporation	962	0
Payment of long-term debt, including current maturities	0	(50)
Issuance (payment) of short-term debt	81	(521)
Payment related to sale-leaseback transactions	(5)	(12)
Proceeds from certain financing arrangements	33	53
Payment related to certain financing arrangements	(98)	(103)
Deposits	15,385	12,302
Withdrawals	(9,236)	(8,951)
Transfers from (to) separate accounts, net	(490)	131
Common stock issued for benefit plans	(11)	(8)
Dividends paid to Lincoln National Corporation	(565)	(320)
Net cash provided by (used in) financing activities	6,056	2,521
Net increase (decrease) in cash, invested cash and restricted cash	5,439	1,550
Cash, invested cash and restricted cash as of beginning-of-year	4,505	3,193
Cash, invested cash and restricted cash as of end-of-period	$ 9,944	$ 4,743