Separate Accounts (Separate Account Liability) (Details) - USD ($) $ in Millions	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025
Separate Account, Liability [Line Items]
Separate Account, Liability, Beginning Balance	$ 85,528
Separate Account, Liability, Ending Balance	85,691	$ 86,085
Variable Annuities
Separate Account, Liability [Line Items]
Separate Account, Liability, Beginning Balance	75,918	77,151
Premiums and deposits	476	478
Surrenders and withdrawals	(4,218)	(3,843)
Benefit payments	(846)	(848)
Investment performance	5,370	4,925
Policy charges	(981)	(1,003)
Net transfers from (to) general account	(59)	(66)
Other	(15)	(12)
Separate Account, Liability, Ending Balance	75,645	76,782
Universal Life Insurance
Separate Account, Liability [Line Items]
Separate Account, Liability, Beginning Balance	6,860	6,419
Premiums and deposits	67	74
Surrenders and withdrawals	(135)	(114)
Benefit payments	(37)	(49)
Investment performance	574	425
Policy charges	(109)	(108)
Net transfers from (to) general account	(13)	(15)
Other	2	0
Separate Account, Liability, Ending Balance	7,209	6,632
Company-Owned Life Insurance
Separate Account, Liability [Line Items]
Separate Account, Liability, Beginning Balance	2,457	1,808
Premiums and deposits	0	0
Surrenders and withdrawals	(52)	(4)
Benefit payments	(19)	(17)
Investment performance	160	115
Policy charges	(25)	(28)
Net transfers from (to) general account	0	525
Other	0	0
Separate Account, Liability, Ending Balance	$ 2,521	$ 2,399

Amount of cash outflow to separate account policyholder from benefit payment.

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Amount of increase (decrease) in separate account liability from performance of investment.

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Amount increase (decrease) in separate account liability from change, classified as other.

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Amount of decrease in separate account liability from policy charge.

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Amount of cash inflow to separate account liability from premium and deposit from cash received.

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Amount of decrease in separate account liability from contract redemption and withdrawal of funds.

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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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Amount of transfer to (from) liability for policyholder account balance (to) from liability for separate account.

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