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STOCK-BASED COMPENSATION - 2015 EIP Stock Options and Other (Details) - 2015 EIP Plan - Employee Stock Option [Member] - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Unrecognized compensation cost        
Unamortized compensation cost $ 19   $ 19  
Future amortization of stock based compensation        
Remainder of 2023 12   12  
2024 $ 7   $ 7  
Number of Options        
Outstanding at beginning of period (in shares)     415,227  
Exercised (in shares)     (47,037)  
Outstanding at end of period (in shares) 368,190   368,190  
Weighted Average Exercise Price        
Outstanding at beginning of period (in dollars per share)     $ 7.91  
Exercised (in dollars per share)     7.70  
Outstanding at end of period (in dollars per share) $ 7.93   7.93  
Weighted Average Fair Value        
Outstanding at beginning of period (in dollars per share)     2.78  
Exercised (in dollars per share)     2.53  
Outstanding at end of period (in dollars per share) $ 2.82   $ 2.82  
Options outstanding and unvested 32,461   32,461  
Weighted Average Exercise Price Of Outstanding and Unvested Options     $ 9.91  
Options Outstanding and Unvested, Weighted Average Remaining Contractual Life     3 years 4 months 24 days  
Options Exercisable, Number of options 335,729   335,729  
Options Exercisable, Weighted Average Exercise Price $ 7.74   $ 7.74  
Options Exercisable, Weighted Average Fair Value (in dollars per share)     $ 2.67  
Options Exercisable, Weighted Average Remaining Contractual Life     2 years 6 months  
General and Administrative Expense        
Stock options        
Amortization expense $ 13 $ 55 $ 71 $ 223