Fair Value (Financial Instruments Carried at Other Than Fair Value) (Details) - USD ($) $ in Millions	Mar. 31, 2026	Dec. 31, 2025	Mar. 31, 2025
Assets
Policy loans	$ 1,458	$ 1,450
Liabilities
Separate account liabilities	80,821	85,528	$ 82,524
Carrying Value
Assets
Mortgage loans	22,620	22,755
Policy loans	1,458	1,450
Other invested assets	227	227
Premiums, reinsurance and other receivables	7,959	8,145
Liabilities
Policyholder account balances	28,231	28,788
Long-term debt	3,154	3,155
Other liabilities	1,322	1,291
Separate account liabilities	1,181	1,263
Estimated Fair Value
Assets
Mortgage loans	21,486	21,732
Policy loans	1,488	1,551
Other invested assets	227	227
Premiums, reinsurance and other receivables	8,009	8,197
Liabilities
Policyholder account balances	28,093	28,728
Long-term debt	2,535	2,633
Other liabilities	1,322	1,291
Separate account liabilities	1,181	1,263
Estimated Fair Value \| Level 1
Assets
Mortgage loans	0	0
Policy loans	0	0
Other invested assets	0	0
Premiums, reinsurance and other receivables	0	0
Liabilities
Policyholder account balances	0	0
Long-term debt	0	0
Other liabilities	0	0
Separate account liabilities	0	0
Estimated Fair Value \| Level 2
Assets
Mortgage loans	0	0
Policy loans	563	557
Other invested assets	217	217
Premiums, reinsurance and other receivables	63	152
Liabilities
Policyholder account balances	0	0
Long-term debt	2,535	2,633
Other liabilities	726	683
Separate account liabilities	1,181	1,263
Estimated Fair Value \| Level 3
Assets
Mortgage loans	21,486	21,732
Policy loans	925	994
Other invested assets	10	10
Premiums, reinsurance and other receivables	7,946	8,045
Liabilities
Policyholder account balances	28,093	28,728
Long-term debt	0	0
Other liabilities	596	608
Separate account liabilities	$ 0	$ 0

Total amount of mortgage loans not valued on a recurring basis as of the balance sheet date.

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Fair value portion of other investments not otherwise specified in the taxonomy.

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Fair value portion of the liability of policyholders for deposits held under the terms of insurance contracts.

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Amount before allowance of loans made to policy and contract holders using their life insurance contracts' cash value or separate accounts as collateral. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums over and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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Fair value portion of other liabilities.

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Fair value portion of receivables, including, but not limited to, trade account receivables, note receivables, and loan receivables.

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Amount of liability for variable contract in which all or portion of contract holder's funds is allocated to specific separate account and supported by assets held in separate account.

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