COMMITMENTS AND CONTINGENCIES - Additional Information (Details) - USD ($) $ in Millions |
Mar. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Commitments and Contingencies Disclosure [Abstract] | ||
| Total commitments to originate loans | $ 1,900.0 | $ 1,100.0 |
| Total commitments related to derivatives | 2,600.0 | 2,100.0 |
| Reverse mortgage loans borrowers | 140.3 | 131.4 |
| Short-term commitments to lend | $ 1.5 | $ 1.6 |