LEASES - Leased Branch Properties (Details) - USD ($) $ in Thousands |
Sep. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Leases [Abstract] | ||
| Operating lease right-of-use assets | $ 4,755 | $ 5,446 |
| Less: accumulated amortization | (684) | (771) |
| Add: new leases/lease modifications | 1,578 | 80 |
| Operating lease right-of-use assets | $ 5,649 | $ 4,755 |