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Separate Account Assets and Liabilities - Separate Account Liabilities (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Separate Account, Liability [Roll Forward] |  |
Beginning balance | $ 77,457 | $ 73,962
Premiums and deposits | 1,586 | 1,488
Policy charges | (1,677) | (1,642)
Surrenders and other benefits | (7,996) | (6,472)
Investment return | 8,694 | 9,897
Net transfer from (to) general account | 91 | 67
Other charges | (41) | 157
Ending balance | 78,114 | 77,457
Cash surrender value | 76,169 | 75,366
Variable Annuities |  |
Separate Account, Liability [Roll Forward] |  |
Beginning balance | 65,839 | 63,223
Premiums and deposits | 933 | 835
Policy charges | (1,365) | (1,343)
Surrenders and other benefits | (6,990) | (5,378)
Investment return | 7,293 | 8,477
Net transfer from (to) general account | 27 | 25
Other charges | 0 | 0
Ending balance | 65,737 | 65,839
Cash surrender value | 64,411 | 64,280
Variable Universal Life |  |
Separate Account, Liability [Roll Forward] |  |
Beginning balance | 8,795 | 7,653
Premiums and deposits | 500 | 459
Policy charges | (307) | (292)
Surrenders and other benefits | (412) | (317)
Investment return | 1,199 | 1,250
Net transfer from (to) general account | 64 | 42
Other charges | 0 | 0
Ending balance | 9,839 | 8,795
Cash surrender value | 9,220 | 8,263
Unitized Pooled Pension Funds |  |
Separate Account, Liability [Roll Forward] |  |
Beginning balance | 2,823 | 3,086
Premiums and deposits | 153 | 194
Policy charges | (5) | (7)
Surrenders and other benefits | (594) | (777)
Investment return | 202 | 170
Net transfer from (to) general account | 0 | 0
Other charges | (41) | 157
Ending balance | 2,538 | 2,823
Cash surrender value | $ 2,538 | $ 2,823

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- Definition Separate Account, Liability, Surrender And Withdrawal, Net Of Benefit Payment + References No definition available. + Details
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- Definition Amount of separate account liability payable to policyholder upon surrender of contract before maturity. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 80 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480109/944-80-50-2 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 80 -Name Accounting Standards Codification -Section 55 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480078/944-80-55-18 + Details
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