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v3.23.1

INVESTMENTS - Narrative (Details) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2023 USD ($) security | Mar. 31, 2022 USD ($) | Dec. 31, 2022 USD ($) security
Debt Securities, Available-for-Sale [Line Items] |  |  |
Fair value of the securities reclassified at the date of transfer |  | $ 722 |
Unrealized loss from transfer | $ (48) |  |
Aggregate market value of investments in unrealized loss position | 19,551 |  | $ 19,647
Gross unrealized losses on investments in unrealized loss position | 1,716 |  | 1,982
Fixed maturity securities, duration of unrealized loss, less than 12 months, gross unrealized depreciation | 296 |  | 1,217
Fixed maturity securities, duration of unrealized loss, greater than 12 months, gross unrealized depreciation | 1,420 |  | 764
Additional contractual commitments | 2,700 |  |
Cash surrender value of life insurance | $ 954 |  | $ 939
Number of securities held as primary beneficiary | security | 0 |  | 0
Variable Interest Entity, Not Primary Beneficiary |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |
Maximum exposure to loss | $ 4,200 |  | $ 4,100
Commitments to fund investments | $ 2,200 |  |
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 | 4.80% |  | 5.20%
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% |  | 0.20%
Investment Grade |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |
Fixed maturity securities, duration of unrealized loss, less than 12 months, gross unrealized depreciation | $ 263 |  | $ 1,100
Fixed maturity securities, duration of unrealized loss, greater than 12 months, gross unrealized depreciation | 1,300 |  | $ 732
Fixed maturities |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |
Fixed maturity securities, duration of unrealized loss, greater than 12 months, gross unrealized depreciation | $ 1,400 |  |

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