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STOCK COMPENSATION - Additional Information (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023 | Dec. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Number of nonqualified options or restricted stock for key employees and independent director (in shares) | 507,671 |  |  |
Unrecognized compensation cost related to nonvested stock options granted | $ 0 |  |  |
Shares granted (up to) (in shares) | 0 | 0 |  |
Compensation expense | $ 883,000 | $ 616,000 |  |
Fair value of shares vesting during period | $ 1,400,000 | 970,000 |  |
Tranche One |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock incentive plan, vesting per year | 33.00% |  |  |
Tranche Two |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock incentive plan, vesting per year | 25.00% |  |  |
Tranche Three |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock incentive plan, vesting per year | 20.00% |  |  |
Restricted Stock Units (RSUs) |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Income tax benefit from share-based compensation | $ 185,000 | $ 129,000 |  |
Granted (in shares) | 112,828 |  |  |
Weighted average grant (in dollars per share) | $ 21.26 |  |  |
Unrecognized compensation cost related to nonvested restricted stock | $ 4,100,000 |  | $ 2,100,000 |
Shares vested (in shares) | 42,132 |  |  |
Performance Based Restricted Stock Awards |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Shares granted (up to) (in shares) | 29,992 |  | 23,124 | 13,761
Shares distributed in period (shares) | 9,667 |  |  |
Fair value of shares distributed | $ 206,000 |  |  |
Performance Based Restricted Stock Awards | Maximum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Award vesting period | 3 years |  |  |
Restricted Stock |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Granted (in shares) | 18,029 |  |  |
Weighted average grant (in dollars per share) | $ 21.35 |  |  |
Key Employees |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Starting period of vesting of stock based award | 1 year |  |  |
Aggregate percentage of stock based awards to be matured | 100.00% |  |  |

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