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Fair Value (Financial Instruments Carried at Other Than Fair Value) (Details) - USD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Assets |  |
Policy loans | $ 8,545 | $ 8,788
Liabilities |  |
Collateral financing arrangement | 476 | 637
Junior subordinated debt securities | 3,164 | 3,161
Separate account liabilities | 139,504 | 144,634
Carrying Value |  |
Assets |  |
Mortgage loans | 89,012 | 92,506
Policy loans | 8,545 | 8,788
Other invested assets | 1,202 | 919
Premiums, reinsurance and other receivables | 4,831 | 5,182
Other assets | 228 | 268
Liabilities |  |
PABs | 139,882 | 138,233
Long-term debt | 15,080 | 15,516
Collateral financing arrangement | 476 | 637
Junior subordinated debt securities | 3,164 | 3,161
Other liabilities | 9,635 | 10,556
Separate account liabilities | 70,359 | 75,705
Estimated Fair Value |  |
Assets |  |
Mortgage loans | 84,217 | 87,753
Policy loans | 9,058 | 9,516
Other invested assets | 1,202 | 919
Premiums, reinsurance and other receivables | 4,798 | 5,191
Other assets | 236 | 266
Liabilities |  |
PABs | 134,612 | 134,025
Long-term debt | 14,498 | 15,621
Collateral financing arrangement | 425 | 551
Junior subordinated debt securities | 3,587 | 3,552
Other liabilities | 9,304 | 10,260
Separate account liabilities | 70,359 | 75,705
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
Other assets | 0 | 0
Liabilities |  |
PABs | 0 | 0
Long-term debt | 0 | 0
Collateral financing arrangement | 0 | 0
Junior subordinated debt securities | 0 | 0
Other liabilities | 0 | 0
Separate account liabilities | 0 | 0
Estimated Fair Value | Level 2 |  |
Assets |  |
Mortgage loans | 0 | 0
Policy loans | 0 | 0
Other invested assets | 704 | 714
Premiums, reinsurance and other receivables | 881 | 791
Other assets | 69 | 82
Liabilities |  |
PABs | 0 | 0
Long-term debt | 14,498 | 15,621
Collateral financing arrangement | 0 | 0
Junior subordinated debt securities | 3,587 | 3,552
Other liabilities | 734 | 609
Separate account liabilities | 70,359 | 75,705
Estimated Fair Value | Level 3 |  |
Assets |  |
Mortgage loans | 84,217 | 87,753
Policy loans | 9,058 | 9,516
Other invested assets | 498 | 205
Premiums, reinsurance and other receivables | 3,917 | 4,400
Other assets | 167 | 184
Liabilities |  |
PABs | 134,612 | 134,025
Long-term debt | 0 | 0
Collateral financing arrangement | 425 | 551
Junior subordinated debt securities | 0 | 0
Other liabilities | 8,570 | 9,651
Separate account liabilities | $ 0 | $ 0

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