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INVESTMENTS - Available-for-sale Securities (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Debt Securities, Available-for-sale [Line Items] |  |  |
Amortized Cost | $ 84,717 | $ 74,033 |
Allowance for Credit Losses | 2 | 4 |
Gross Unrealized Gains | 373 | 409 |
Gross Unrealized Losses | 8,447 | 7,408 |
Fair Value | 76,641 | 67,030 |
Amortized Cost (Less Allowance for Credit Losses) |  |  |
Due in one year or less | 2,625 |  |
Due in years two through five | 14,909 |  |
Due in years six through ten | 20,137 |  |
Due after ten years | 24,507 |  |
Subtotal | 62,178 |  |
Amortized Cost (Less Allowance for Credit Losses) | 84,715 |  |
Fair Value |  |  |
Due in one year or less | 2,610 |  |
Due in years two through five | 14,513 |  |
Due in years six through ten | 19,034 |  |
Due after ten years | 18,422 |  |
Subtotal | 54,579 |  |
Fair Value | 76,641 | 67,030 |
Fixed Maturities Proceeds Gross Gains And Gross Losses From Sales And Other Than Temporary Impairments |  |  |
Proceeds from sales | 2,884 | 6,790 | $ 11,932
Gross gains on sales | 8 | 10 | 45
Gross losses on sales | (57) | (504) | (663)
Net (increase) decrease in Allowance for Credit and Intent to Sell losses | (7) | (70) | (247)
Fixed Maturities - Credit Loss Impairments |  |  |
Balance, beginning of period | 48 | 36 | 44
Previously recognized impairments on securities that matured, paid, prepaid or sold | (8) | (67) | (263)
Recognized impairments on securities impaired to fair value this period | 0 | 52 | 246
Credit losses recognized this period on securities for which credit losses were not previously recognized | 5 | 15 | 0
Additional credit losses this period on securities previously impaired | 2 | 12 | 9
Balance, end of period | 47 | 48 | 36
Global Atlantic Transaction |  |  |
Fixed Maturities - Credit Loss Impairments |  |  |
Recognized impairments on securities impaired to fair value this period |  |  | $ 245
Corporate |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |
Amortized Cost | 55,218 | 49,786 |
Allowance for Credit Losses | 2 | 4 |
Gross Unrealized Gains | 251 | 320 |
Gross Unrealized Losses | 6,116 | 5,360 |
Fair Value | 49,351 | 44,742 |
Fair Value |  |  |
Fair Value | 49,351 | 44,742 |
U.S. government, agencies and authorities |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |
Amortized Cost | 5,801 | 5,735 |
Allowance for Credit Losses | 0 | 0 |
Gross Unrealized Gains | 0 | 2 |
Gross Unrealized Losses | 1,513 | 1,106 |
Fair Value | 4,288 | 4,631 |
Fair Value |  |  |
Fair Value | 4,288 | 4,631 |
States and political subdivisions |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |
Amortized Cost | 472 | 614 |
Allowance for Credit Losses | 0 | 0 |
Gross Unrealized Gains | 2 | 9 |
Gross Unrealized Losses | 88 | 74 |
Fair Value | 386 | 549 |
Fair Value |  |  |
Fair Value | 386 | 549 |
Foreign governments |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |
Amortized Cost | 689 | 719 |
Allowance for Credit Losses | 0 | 0 |
Gross Unrealized Gains | 1 | 3 |
Gross Unrealized Losses | 136 | 111 |
Fair Value | 554 | 611 |
Fair Value |  |  |
Fair Value | 554 | 611 |
Residential mortgage-backed |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |
Amortized Cost | 4,520 | 2,470 |
Allowance for Credit Losses | 0 | 0 |
Gross Unrealized Gains | 15 | 18 |
Gross Unrealized Losses | 152 | 133 |
Fair Value | 4,383 | 2,355 |
Amortized Cost (Less Allowance for Credit Losses) |  |  |
Without single maturity date | 4,520 |  |
Fair Value |  |  |
Without single maturity date | 4,383 |  |
Fair Value | 4,383 | 2,355 |
Asset-backed |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |
Amortized Cost | 13,660 | 11,058 |
Allowance for Credit Losses | 0 | 0 |
Gross Unrealized Gains | 96 | 52 |
Gross Unrealized Losses | 57 | 109 |
Fair Value | 13,699 | 11,001 |
Amortized Cost (Less Allowance for Credit Losses) |  |  |
Without single maturity date | 13,660 |  |
Fair Value |  |  |
Without single maturity date | 13,699 |  |
Fair Value | 13,699 | 11,001 |
Commercial mortgage-backed |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |
Amortized Cost | 4,301 | 3,595 |
Allowance for Credit Losses | 0 | 0 |
Gross Unrealized Gains | 5 | 2 |
Gross Unrealized Losses | 385 | 515 |
Fair Value | 3,921 | 3,082 |
Amortized Cost (Less Allowance for Credit Losses) |  |  |
Without single maturity date | 4,301 |  |
Fair Value |  |  |
Without single maturity date | 3,921 |  |
Fair Value | 3,921 | 3,082 |
Redeemable preferred stock |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |
Amortized Cost | 56 | 56 |
Allowance for Credit Losses | 0 | 0 |
Gross Unrealized Gains | 3 | 3 |
Gross Unrealized Losses | 0 | 0 |
Fair Value | 59 | 59 |
Amortized Cost (Less Allowance for Credit Losses) |  |  |
Without single maturity date | 56 |  |
Fair Value |  |  |
Without single maturity date | 59 |  |
Fair Value | $ 59 | $ 59 |

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