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Fair Value of Financial Instruments - Fair Value of Assets and Liabilities on a Recurring Basis (Details) - USD ($) $ in Millions | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | $ 270,346 | $ 278,356
Liabilities | (16,061) | (18,301)
Corporate bonds |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 66,885 | 66,450
U.S. government bonds |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 538 | 391
State and municipal bonds |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 2,350 | 2,371
Foreign government bonds |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 239 | 237
RMBS |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 1,941 | 1,863
CMBS |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 1,830 | 1,665
ABS |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 14,241 | 13,880
Hybrid and redeemable preferred securities |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 273 | 254
Trading securities |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 1,984 | 2,025
Equity securities |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 345 | 294
Mortgage loans on real estate |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 232 | 232
Derivative investments |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 11,248 | 13,887
Other investments – short-term investments |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 483 | 392
MRB assets |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 4,157 | 4,860
Ceded MRBs |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 2 | 2
Liabilities | (314) | (381)
Indexed annuity ceded embedded derivatives |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 1,092 | 1,115
Separate account assets |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 162,506 | 168,438
RILA, fixed indexed annuity and IUL contracts |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Liabilities | (10,807) | (12,449)
Reinsurance-related embedded derivatives |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Liabilities | (138) | (30)
MRB liabilities |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Liabilities | (1,306) | (1,046)
Derivative liabilities |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Liabilities | (3,496) | (4,395)
Quoted Prices in Active Markets for Identical Assets (Level 1) |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 938 | 810
Liabilities | 0 | 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Corporate bonds |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. government bonds |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 518 | 371
Quoted Prices in Active Markets for Identical Assets (Level 1) | State and municipal bonds |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Foreign government bonds |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | RMBS |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | CMBS |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | ABS |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Hybrid and redeemable preferred securities |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 47 | 48
Quoted Prices in Active Markets for Identical Assets (Level 1) | Trading securities |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Equity securities |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Mortgage loans on real estate |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Derivative investments |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Other investments – short-term investments |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | MRB assets |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Ceded MRBs |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Liabilities | 0 | 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Indexed annuity ceded embedded derivatives |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Separate account assets |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 373 | 391
Quoted Prices in Active Markets for Identical Assets (Level 1) | RILA, fixed indexed annuity and IUL contracts |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Liabilities | 0 | 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Reinsurance-related embedded derivatives |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Liabilities | 0 | 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | MRB liabilities |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Liabilities | 0 | 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Derivative liabilities |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Liabilities | 0 | 0
Significant Observable Inputs (Level 2) |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 257,843 | 265,955
Liabilities | (3,192) | (4,052)
Significant Observable Inputs (Level 2) | Corporate bonds |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 63,911 | 63,585
Significant Observable Inputs (Level 2) | U.S. government bonds |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 20 | 20
Significant Observable Inputs (Level 2) | State and municipal bonds |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 2,350 | 2,371
Significant Observable Inputs (Level 2) | Foreign government bonds |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 239 | 237
Significant Observable Inputs (Level 2) | RMBS |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 1,922 | 1,851
Significant Observable Inputs (Level 2) | CMBS |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 1,800 | 1,657
Significant Observable Inputs (Level 2) | ABS |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 11,610 | 11,781
Significant Observable Inputs (Level 2) | Hybrid and redeemable preferred securities |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 145 | 133
Significant Observable Inputs (Level 2) | Trading securities |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 1,697 | 1,760
Significant Observable Inputs (Level 2) | Equity securities |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 310 | 260
Significant Observable Inputs (Level 2) | Mortgage loans on real estate |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Significant Observable Inputs (Level 2) | Derivative investments |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 11,238 | 13,884
Significant Observable Inputs (Level 2) | Other investments – short-term investments |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 468 | 369
Significant Observable Inputs (Level 2) | MRB assets |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Significant Observable Inputs (Level 2) | Ceded MRBs |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Liabilities | 0 | 0
Significant Observable Inputs (Level 2) | Indexed annuity ceded embedded derivatives |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Significant Observable Inputs (Level 2) | Separate account assets |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 162,133 | 168,047
Significant Observable Inputs (Level 2) | RILA, fixed indexed annuity and IUL contracts |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Liabilities | 0 | 0
Significant Observable Inputs (Level 2) | Reinsurance-related embedded derivatives |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Liabilities | 185 | 204
Significant Observable Inputs (Level 2) | MRB liabilities |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Liabilities | 0 | 0
Significant Observable Inputs (Level 2) | Derivative liabilities |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Liabilities | (3,377) | (4,256)
Significant Unobservable Inputs (Level 3) |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 11,565 | 11,591
Liabilities | (12,869) | (14,249)
Significant Unobservable Inputs (Level 3) | Corporate bonds |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 2,974 | 2,865
Significant Unobservable Inputs (Level 3) | U.S. government bonds |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Significant Unobservable Inputs (Level 3) | State and municipal bonds |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Significant Unobservable Inputs (Level 3) | Foreign government bonds |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Significant Unobservable Inputs (Level 3) | RMBS |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 19 | 12
Significant Unobservable Inputs (Level 3) | CMBS |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 30 | 8
Significant Unobservable Inputs (Level 3) | ABS |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 2,631 | 2,099
Significant Unobservable Inputs (Level 3) | Hybrid and redeemable preferred securities |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 81 | 73
Significant Unobservable Inputs (Level 3) | Trading securities |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 287 | 265
Significant Unobservable Inputs (Level 3) | Equity securities |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 35 | 34
Significant Unobservable Inputs (Level 3) | Mortgage loans on real estate |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 232 | 232
Significant Unobservable Inputs (Level 3) | Derivative investments |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 10 | 3
Significant Unobservable Inputs (Level 3) | Other investments – short-term investments |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 15 | 23
Significant Unobservable Inputs (Level 3) | MRB assets |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 4,157 | 4,860
Significant Unobservable Inputs (Level 3) | Ceded MRBs |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 2 | 2
Liabilities | (314) | (381)
Significant Unobservable Inputs (Level 3) | Indexed annuity ceded embedded derivatives |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 1,092 | 1,115
Significant Unobservable Inputs (Level 3) | Separate account assets |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Assets | 0 | 0
Significant Unobservable Inputs (Level 3) | RILA, fixed indexed annuity and IUL contracts |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Liabilities | (10,807) | (12,449)
Significant Unobservable Inputs (Level 3) | Reinsurance-related embedded derivatives |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Liabilities | (323) | (234)
Significant Unobservable Inputs (Level 3) | MRB liabilities |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Liabilities | (1,306) | (1,046)
Significant Unobservable Inputs (Level 3) | Derivative liabilities |  |
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] |  |
Liabilities | $ (119) | $ (139)

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