DEPOSITS - Narrative (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
Dec. 31, 2025 |
|
| Deposits [Abstract] | |||||
| Noninterest bearing servicing deposits | $ 2,639,810 | $ 2,639,810 | $ 668,288 | ||
| Deposit interest expense recognized | $ 15,710 | $ 0 | $ 28,052 | $ 0 | |