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EMPLOYEE BENEFITS - Narrative (Details) - USD ($) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Dec. 31, 2022
Defined Benefit Plan Disclosure [Line Items] |  |  |
Employee stock ownership plan, maximum employer contribution as a percentage of participant's qualified compensation | 5.00% |  |
Employee stock ownership plan, total contributions accrued or paid | $ 1,258 | $ 1,221 |
Employee stock ownership plan, shares held under plan (in shares) | 1,018,013 |  |
Employee stock ownership plan, unallocated shares (in shares) | 0 |  |
Cash surrender value of life insurance | $ 42,096 |  | $ 38,404
Bonus expense | 2,877 | 3,933 |
Executive Incentive Retirement Plan | Postretirement Life Insurance | Nonqualified Plan | Unfunded Plan |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Cash surrender value of life insurance | 42,096 |  | 38,404
Plan cost | 764 | $ 651 |
Plan obligation | $ 5,917 |  | $ 5,388

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