COMMITMENTS AND CONTINGENCIES - Schedule of Financial Commitments Represents Credit Risk (Details) - USD ($) $ in Thousands |
9 Months Ended | 12 Months Ended |
|---|---|---|
Sep. 30, 2026 |
Dec. 31, 2025 |
|
| Other Commitments [Line Items] | ||
| Commitment with fixed rate | $ 110,014 | $ 113,562 |
| Standby letters of credit | ||
| Other Commitments [Line Items] | ||
| Commitment with fixed rate | 4,405 | 5,025 |
| Commitments to make loans | ||
| Other Commitments [Line Items] | ||
| Commitment with fixed rate | 48,174 | 41,635 |
| Unused lines of credit | ||
| Other Commitments [Line Items] | ||
| Commitment with fixed rate | 57,266 | 64,513 |
| Commercial and similar letters of credit | ||
| Other Commitments [Line Items] | ||
| Commitment with fixed rate | $ 169 | $ 2,389 |