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FAIR VALUE DISCLOSURES - Fair Value Measurement Reconciliation for All Levels (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Total gains and (losses), realized and unrealized, included in: |  |  |  |
Other | $ 0 | $ 0 |  |
Transfers into level 3 |  |  | $ 136 | $ 118
Transfers out of level 3 |  |  | (141) | (495)
Level 3 | Corporate |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning Balance | 2,338 | 1,950 | 2,158 | 2,121
Total gains and (losses), realized and unrealized, included in: |  |  |  |
Net investment income (loss) | 2 | 1 | 4 | 3
Investment gains (losses), net | (1) | (8) | (2) | (11)
Subtotal | 1 | (7) | 2 | (8)
Other comprehensive income (loss) | 1 | (8) | 11 | 10
Purchases | 542 | 205 | 757 | 376
Sales | (365) | (71) | (421) | (162)
Settlements | 0 | 0 | 0 | 0
Other |  |  | 0 | 0
Activity related to consolidated VIEs/VOEs | 0 | 0 | 0 | 0
Transfers into level 3 | 0 | 11 | 57 | 11
Transfers out of level 3 | 1 | (43) | (46) | (311)
Ending Balance | 2,518 | 2,037 | 2,518 | 2,037
Change in unrealized gains or losses for the period included in earnings for instruments held at the end of the reporting period | 0 | 0 | 0 | 0
Change in unrealized gains or losses for the period included in other comprehensive income for instruments held at the end of the reporting period | 1 | (8) | 11 | 9
Level 3 | States and political subdivisions |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning Balance | 0 | 28 | 27 | 28
Total gains and (losses), realized and unrealized, included in: |  |  |  |
Net investment income (loss) | 0 | 0 | 0 | 0
Investment gains (losses), net | 0 | 0 | 0 | 0
Subtotal | 0 | 0 | 0 | 0
Other comprehensive income (loss) | 0 | 0 | 0 | 0
Purchases | 0 | 0 | 0 | 0
Sales | 0 | (1) | 0 | (1)
Settlements | 0 | 0 | 0 | 0
Other |  |  | 0 | 0
Activity related to consolidated VIEs/VOEs | 0 | 0 | 0 | 0
Transfers into level 3 | 0 | 0 | 0 | 0
Transfers out of level 3 | 0 | 0 | (27) | 0
Ending Balance | 0 | 27 | 0 | 27
Change in unrealized gains or losses for the period included in earnings for instruments held at the end of the reporting period | 0 | 0 | 0 | 0
Change in unrealized gains or losses for the period included in other comprehensive income for instruments held at the end of the reporting period | 0 | 0 | 0 | 0
Level 3 | Asset-backed |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning Balance | 71 | 12 | 47 | 0
Total gains and (losses), realized and unrealized, included in: |  |  |  |
Net investment income (loss) | 0 | 0 | 0 | 0
Investment gains (losses), net | 0 | 0 | 0 | 0
Subtotal | 0 | 0 | 0 | 0
Other comprehensive income (loss) | 0 | 0 | 0 | 0
Purchases | (2) | (12) | 46 | 0
Sales | (12) | 0 | (22) | 0
Settlements | 0 | 0 | 0 | 0
Other |  |  | 0 | 0
Activity related to consolidated VIEs/VOEs | 0 | 0 | 0 | 0
Transfers into level 3 | 0 | 0 | 0 | 0
Transfers out of level 3 | 0 | 0 | (14) | 0
Ending Balance | 57 | 0 | 57 | 0
Change in unrealized gains or losses for the period included in earnings for instruments held at the end of the reporting period | 0 | 0 | 0 | 0
Change in unrealized gains or losses for the period included in other comprehensive income for instruments held at the end of the reporting period | 0 | 0 | 0 | 0
Level 3 | RMBS |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning Balance |  |  |  | 34
Total gains and (losses), realized and unrealized, included in: |  |  |  |
Net investment income (loss) |  |  |  | 0
Investment gains (losses), net |  |  |  | 0
Subtotal |  |  |  | 0
Other comprehensive income (loss) |  |  |  | 0
Purchases |  |  |  | 0
Sales |  |  |  | 0
Settlements |  |  |  | 0
Other |  |  |  | 0
Activity related to consolidated VIEs/VOEs |  |  |  | 0
Transfers into level 3 |  |  |  | 0
Transfers out of level 3 |  |  |  | (34)
Ending Balance |  | 0 |  | 0
Change in unrealized gains or losses for the period included in earnings for instruments held at the end of the reporting period |  |  |  | 0
Change in unrealized gains or losses for the period included in other comprehensive income for instruments held at the end of the reporting period |  |  |  | 0
Level 3 | CMBS |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning Balance | 7 | 34 | 7 | 32
Total gains and (losses), realized and unrealized, included in: |  |  |  |
Net investment income (loss) | 0 | 0 | 0 | 0
Investment gains (losses), net | 0 | 0 | 0 | 0
Subtotal | 0 | 0 | 0 | 0
Other comprehensive income (loss) | 0 | 0 | 0 | 0
Purchases | 0 | 0 | 0 | 2
Sales | 0 | 0 | 0 | 0
Settlements | 0 | 0 | 0 | 0
Other |  |  | 0 | 0
Activity related to consolidated VIEs/VOEs | 0 | 0 | 0 | 0
Transfers into level 3 | 0 | 0 | 0 | 0
Transfers out of level 3 | 0 | 0 | 0 | 0
Ending Balance | 7 | 34 | 7 | 34
Change in unrealized gains or losses for the period included in earnings for instruments held at the end of the reporting period | 0 | 0 | 0 | 0
Change in unrealized gains or losses for the period included in other comprehensive income for instruments held at the end of the reporting period | 0 | 0 | 0 | 0
Level 3 | Fixed maturities, at FVO |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning Balance | 244 | 196 | 181 | 224
Total gains and (losses), realized and unrealized, included in: |  |  |  |
Net investment income (loss) | (12) | (4) | 4 | (1)
Investment gains (losses), net | 0 | (2) | 0 | (2)
Subtotal | (12) | (6) | 4 | (3)
Other comprehensive income (loss) | 0 | 0 | 0 | 0
Purchases | (33) | 62 | 47 | 74
Sales | (18) | (35) | (33) | (35)
Settlements | 0 | 0 | 0 | 0
Other | 0 | 0 | 0 | 0
Activity related to consolidated VIEs/VOEs | 0 | 0 | 0 | 0
Transfers into level 3 | 16 | 51 | 79 | 107
Transfers out of level 3 | 27 | (51) | (54) | (150)
Ending Balance | 224 | 217 | 224 | 217
Change in unrealized gains or losses for the period included in earnings for instruments held at the end of the reporting period | (12) | (4) | 0 | 0
Change in unrealized gains or losses for the period included in other comprehensive income for instruments held at the end of the reporting period | 0 | 0 | 31 | (2)
Level 3 | Other equity investments |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning Balance | 58 | 15 | 57 | 17
Total gains and (losses), realized and unrealized, included in: |  |  |  |
Net investment income (loss) | 0 | 0 | 1 | (3)
Investment gains (losses), net | 0 | 0 | 0 | 0
Subtotal | 0 | 0 | 1 | (3)
Other comprehensive income (loss) | 0 | 0 | 0 | 0
Purchases | (38) | 44 | 4 | 44
Sales | 39 | 0 | (3) | 0
Settlements | 0 | 0 | 0 | 0
Other | 0 | 0 | 0 | 0
Activity related to consolidated VIEs/VOEs | 0 | 47 | 0 | 47
Transfers into level 3 | 0 | (1) | 0 | 0
Transfers out of level 3 | 0 | 0 | 0 | 0
Ending Balance | 59 | 105 | 59 | 105
Change in unrealized gains or losses for the period included in earnings for instruments held at the end of the reporting period | 0 | 0 | 1 | (3)
Change in unrealized gains or losses for the period included in other comprehensive income for instruments held at the end of the reporting period | 0 | 0 | 0 | 0
Level 3 | Trading Securities, at Fair Value |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning Balance | 61 | 55 | 61 | 55
Total gains and (losses), realized and unrealized, included in: |  |  |  |
Net investment income (loss) | 0 | 0 | 0 | 0
Investment gains (losses), net | (4) | 0 | (4) | 0
Subtotal | (4) | 0 | (4) | 0
Other comprehensive income (loss) | 0 | 0 | 0 | 0
Purchases | 0 | 1 | 0 | 0
Sales | 0 | 0 | 0 | 1
Settlements | 0 | 0 | 0 | 0
Other | 0 | 0 | 0 | 0
Activity related to consolidated VIEs/VOEs | 0 | 0 | 0 | 0
Transfers into level 3 | 0 | 0 | 0 | 0
Transfers out of level 3 | 0 | 0 | 0 | 0
Ending Balance | 57 | 56 | 57 | 56
Change in unrealized gains or losses for the period included in earnings for instruments held at the end of the reporting period | 0 | 0 | (4) | 0
Change in unrealized gains or losses for the period included in other comprehensive income for instruments held at the end of the reporting period | 0 | 0 | 0 | 0
Level 3 | Separate Accounts Assets |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning Balance | 1 | 1 |  | 1
Total gains and (losses), realized and unrealized, included in: |  |  |  |
Net investment income (loss) | 0 | 0 |  | 0
Investment gains (losses), net | 0 | 0 |  | 0
Subtotal | 0 | 0 |  | 0
Other comprehensive income (loss) | 0 | 0 |  | 0
Purchases | (1) | 0 |  | 0
Sales | 0 | 0 |  | 0
Settlements | 0 | 0 |  | 0
Other | 0 | 0 |  | 0
Activity related to consolidated VIEs/VOEs | 0 | 0 |  | 0
Transfers into level 3 | 0 | 0 |  | 0
Transfers out of level 3 | 0 | 0 |  | 0
Ending Balance | 0 | 1 | 0 | 1
Change in unrealized gains or losses for the period included in earnings for instruments held at the end of the reporting period | 0 | 0 |  | 0
Change in unrealized gains or losses for the period included in other comprehensive income for instruments held at the end of the reporting period | 0 | 0 |  | 0
Level 3 | Contingent Payment Arrangement |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning Balance | (254) | (248) | (253) | (247)
Total gains and (losses), realized and unrealized, included in: |  |  |  |
Net investment income (loss) | 0 | 0 | 0 | 0
Investment gains (losses), net | 0 | 0 | 0 | 0
Subtotal | 0 | 0 | 0 | 0
Other comprehensive income (loss) | 0 | 0 | 0 | 0
Purchases | 0 | 0 | 0 | 0
Sales | 0 | 0 | 0 | 0
Settlements | 2 | 0 | 3 | 1
Other | (3) | (2) | (5) | (4)
Activity related to consolidated VIEs/VOEs | 0 | 0 | 0 | 0
Transfers into level 3 | 0 | 0 | 0 | 0
Transfers out of level 3 | 0 | 0 | 0 | 0
Ending Balance | (255) | (250) | (255) | (250)
Change in unrealized gains or losses for the period included in earnings for instruments held at the end of the reporting period | 0 | 0 | 0 | 0
Change in unrealized gains or losses for the period included in other comprehensive income for instruments held at the end of the reporting period | $ 0 | $ 0 | $ 0 | $ 0

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