COMMITMENTS AND CONTINGENCIES - Schedule of Guarantor Obligations (Details) - USD ($) $ in Thousands |
Jun. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Commitments and Contingencies Disclosure [Abstract] | ||
| Commitments to extend credit | $ 3,597,113 | $ 3,578,227 |
| Unused home equity lines of credit | 431,575 | 437,304 |
| Financial standby letters of credit | 42,996 | 39,507 |
| Mortgage interest rate lock commitments | $ 286,706 | $ 192,528 |