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v3.25.1

INVESTMENTS - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Dec. 31, 2024
Debt Securities, Available-for-Sale [Line Items] |  |  |
Aggregate market value of investments in unrealized loss position | $ 14,656 |  | $ 18,332
Gross unrealized losses on investments in unrealized loss position | 921 |  | 1,157
Fixed maturity securities, duration of unrealized loss, less than 12 months, gross unrealized depreciation | 201 |  | 324
Fixed maturity securities, duration of unrealized loss, greater than 12 months, gross unrealized depreciation | 720 |  | 833
Additional contractual commitments | 3,200 |  |
Cash surrender value of life insurance | 1,800 |  | 1,700
Held to maturity, carrying amount, net | 11 |  |
Realized losses | 1 | $ 0 |
Variable Interest Entity, Not Primary Beneficiary |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |
Commitments to fund investments | 2,100 |  |
Partnership Interest |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |
Maximum exposure to loss | $ 3,600 |  | $ 3,600
Investments, Debt Securities Benchmark | Issuer | Issuer One |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |
Percentage of overall fair value of fixed maturity securities available for sale, less than | 1.40% |  | 1.60%
Investments, Debt Securities Benchmark | Issuer | Issuer Two |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |
Percentage of overall fair value of fixed maturity securities available for sale, less than | 0.80% |  | 0.90%
Investment Grade |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |
Fixed maturity securities, duration of unrealized loss, less than 12 months, gross unrealized depreciation | $ 189 |  | $ 319
Fixed maturity securities, duration of unrealized loss, greater than 12 months, gross unrealized depreciation | 704 |  | 810
Fixed maturities |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |
Fixed maturity securities, duration of unrealized loss, less than 12 months, gross unrealized depreciation |  |  | 324
Fixed maturity securities, duration of unrealized loss, greater than 12 months, gross unrealized depreciation | $ 720 |  | $ 833

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