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STOCK-BASED COMPENSATION - 2015 EIP Stock Options and Other (Details) - 2015 EIP Plan - Stock Options - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Unrecognized compensation cost |  |
Unamortized compensation cost | $ 47 |
Future amortization of stock based compensation |  |
Remainder of 2023 | 39 |
2024 | $ 8 |
Number of Options |  |
Outstanding at beginning of period (in shares) | 415,227 |
Exercised (in shares) | (14,091) |
Outstanding at end of period (in shares) | 401,136 |
Weighted Average Exercise Price |  |
Outstanding at beginning of period (in dollars per share) | $ 7.91 |
Exercised (in dollars per share) | 7.89 |
Outstanding at end of period (in dollars per share) | 7.91 |
Weighted Average Fair Value |  |
Outstanding at beginning of period (in dollars per share) | 2.78 |
Exercised (in dollars per share) | 2.69 |
Outstanding at end of period (in dollars per share) | $ 2.79 |
Options outstanding and unvested | 36,310 |
Weighted Average Exercise Price Of Outstanding and Unvested Options | $ 9.91 |
Options Outstanding and Unvested, Weighted Average Remaining Contractual Life | 3 years 10 months 24 days |
Options Exercisable, Number of options | 364,826 |
Options Exercisable, Weighted Average Exercise Price | $ 7.71 |
Options Exercisable, Weighted Average Fair Value (in dollars per share) | $ 2.63 |
Options Exercisable, Weighted Average Remaining Contractual Life | 3 years |
General and Administrative Expense |  |
Stock options |  |
Amortization expense | $ 42 | $ 113

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