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STOCK-BASED COMPENSATION PLANS - Restricted Stock (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Additional disclosures |  |
Stock based compensation expense, net of forfeitures | $ 1,267 | $ 1,349
Restricted Stock |  |
STOCK-BASED COMPENSATION |  |
Restricted stock grants | 109,789 |
Weighted average grant date fair value (in dollars per share) | $ 42.40 |
Service period over which value of the shares is amortized to compensation expense | 3 years |
Number of Non-vested Restricted Shares |  |
Outstanding at beginning of period (in shares) | 304,947 |
Awarded (in shares) | 109,789 |
Vested (in shares) | (9,552) |
Forfeited (in shares) | (1,210) |
Outstanding at end of period (in shares) | 403,974 |
Additional disclosures |  |
Stock based compensation expense, net of forfeitures | $ 1,267 | $ 1,349
Restricted Stock | Performance based vesting |  |
STOCK-BASED COMPENSATION |  |
Restricted stock grants | 74,495 |
Number of Non-vested Restricted Shares |  |
Awarded (in shares) | 74,495 |

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