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STOCKHOLDERS' EQUITY - Stock Based Compensation - Shares subject to awards outstanding (Details) - USD ($) |  | 12 Months Ended
--- | --- | ---
Jan. 14, 2025 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Restricted stock and RSU grants |  |  |  |  |  |
STOCKHOLDERS' EQUITY |  |  |  |  |  |
Shares subject to awards outstanding |  | 983,880 |  |  |  |
Restricted stock |  |  |  |  |  |
STOCKHOLDERS' EQUITY |  |  |  |  |  |
Shares subject to awards outstanding |  | 727,140 |  |  |  |
Number of shares awarded |  | 151,180 | 152,955 | 153,575 |  |
Vesting period |  | 5 years |  |  |  |
RSUs |  |  |  |  |  |
STOCKHOLDERS' EQUITY |  |  |  |  |  |
Shares subject to awards outstanding |  | 256,740 |  |  |  |
Number of shares awarded |  | 88,250 | 85,250 | 85,350 |  |
Vesting period |  | 3 years | 3 years | 3 years | 3 years | 3 years
2022 Incentive Plan |  |  |  |  |  |
STOCKHOLDERS' EQUITY |  |  |  |  |  |
Maximum number of shares authorized for issuance |  | 750,000 |  |  |  |
2022 Incentive Plan | Restricted stock and RSU grants |  |  |  |  |  |
STOCKHOLDERS' EQUITY |  |  |  |  |  |
Shares subject to awards outstanding |  | 557,255 |  |  |  |
2022 Incentive Plan | Restricted stock |  |  |  |  |  |
STOCKHOLDERS' EQUITY |  |  |  |  |  |
Shares subject to awards outstanding |  | 300,515 |  |  |  |
Number of shares awarded | 154,390 |  |  |  |  |
Value of shares awarded | $ 3,940,000 |  |  |  |  |
2022 Incentive Plan | RSUs |  |  |  |  |  |
STOCKHOLDERS' EQUITY |  |  |  |  |  |
Shares subject to awards outstanding |  | 256,740 |  |  |  |
2019 Incentive Plan |  |  |  |  |  |
STOCKHOLDERS' EQUITY |  |  |  |  |  |
Maximum number of shares authorized for issuance |  | 750,000 |  |  |  |
Remaining shares which may be granted under the Plan |  | 0 |  |  |  |
2019 Incentive Plan | Restricted stock and RSU grants |  |  |  |  |  |
STOCKHOLDERS' EQUITY |  |  |  |  |  |
Shares subject to awards outstanding |  | 426,625 |  |  |  |
2019 Incentive Plan | Restricted stock |  |  |  |  |  |
STOCKHOLDERS' EQUITY |  |  |  |  |  |
Shares subject to awards outstanding |  | 426,625 |  |  |  |

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