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STOCKHOLDERS’ EQUITY - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Aug. 07, 2020
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Dec. 31, 2022
Nov. 04, 2021
Class of Stock [Line Items]              
Shares available for future grants (in shares)   1,175,031   1,175,031      
Performance Stock Units (PSUs)              
Class of Stock [Line Items]              
Issued in period (in shares) 265,942            
Vesting percentage, based on company's market price percentage 50.00%           100.00%
Vesting percentage, based on company's adjusted EBITDA 50.00%            
Outstanding (in shares)   0   0   177,688  
Unvested Employee Stock Options and RSUs              
Class of Stock [Line Items]              
Unrecognized compensation cost   $ 1,028   $ 1,028      
Weighted average period of recognition       2 years 3 days      
2015 Omnibus Incentive Plan              
Class of Stock [Line Items]              
Increased (decrease) in stock-based compensation   $ (39) $ 33 $ (14) $ (277)    
2015 Omnibus Incentive Plan | Maximum              
Class of Stock [Line Items]              
Shares authorized (up to) (in shares)   5,236,000   5,236,000      
2015 Omnibus Incentive Plan | Stock options              
Class of Stock [Line Items]              
Expiration period       10 years      
2015 Omnibus Incentive Plan | Stock options | Maximum              
Class of Stock [Line Items]              
Vesting period       4 years      
2015 Omnibus Incentive Plan | Stock options | Minimum              
Class of Stock [Line Items]              
Percentage of fair value per share granted (not less than)   110.00%   110.00%      
Percentage of grants owning more than voting stock   10.00%   10.00%      
Vesting period       1 year