INVESTMENTS - Reverse Repurchase Agreements (Details) - USD ($) $ in Millions |
Jun. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Investments, Debt and Equity Securities [Abstract] | ||
| Value of reverse repurchase agreements | $ 34 | $ 543 |
| Minimum required collateral for reverse repurchase agreements, expressed as a percentage of loan principal (as a percent) | 102.00% |