FINANCIAL INSTRUMENTS WITH OFF-BALANCE SHEET RISK - Summary of Contractual or Notional Amounts, Commitments to Fund (Details) - USD ($) $ in Thousands |
Sep. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Home equity lines of credit | ||
| Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] | ||
| Commitments to fund | $ 559,500 | $ 539,336 |
| 1-4 family residential construction loans | ||
| Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] | ||
| Commitments to fund | 91,945 | 93,905 |
| Commercial real estate, construction and land development loans | ||
| Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] | ||
| Commitments to fund | 234,683 | 256,806 |
| Commercial, industrial and other loans | ||
| Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] | ||
| Commitments to fund | 640,425 | 597,023 |
| Letters of credit | ||
| Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] | ||
| Commitments to fund | $ 38,266 | $ 37,241 |