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STOCKHOLDERS' EQUITY - Incentive Plans (Details)
$ / shares in Units, $ in Thousands
 12 Months Ended
Jun. 08, 2021
shares
Dec. 31, 2021
USD ($)
$ / shares
shares
Dec. 31, 2020
USD ($)
$ / shares
shares
Jan. 29, 2020
shares
Number of Shares        
Unvested outstanding shares at the beginning of the period (in shares)   874,134    
Granted (in shares)   12,000 987,590  
Vested (in shares)   (95,994)    
Forfeited (in shares)   (14,625) (113,456)  
Unvested outstanding shares at the end of the period (in shares)   775,515 874,134  
Weighted Average Grant Date fair Value Per Share        
Unvested outstanding shares at the beginning of the period (in dollars per share) | $ / shares   $ 9.48    
Granted (in dollars per share) | $ / shares   8.00 $ 9.46  
Vested (in dollars per share) | $ / shares   11.51    
Forfeited (in dollars per share) | $ / shares   11.89 9.36  
Unvested outstanding shares at the end of the period (in dollars per share) | $ / shares   $ 9.16 $ 9.48  
Aggregate Intrinsic Value        
Aggregate Intrinsic Value at the beginning of the period (in dollars) | $   $ 3,287    
Aggregate Intrinsic Value at the end of period (in dollars) | $   2,914 $ 3,287  
General and administrative        
Stock-based compensation        
Compensation expense recorded | $   $ 2,000 $ 2,600  
Stock options        
Number of Shares        
Outstanding at the beginning of the period (in shares)   478,152    
Granted (in shares)     557,844  
Forfeited (in shares)     (79,692)  
Outstanding at the end of the period (in shares)   478,152 478,152  
Weighted Average Exercise Price Per Share        
Outstanding at the beginning of the period (in dollars per share) | $ / shares   $ 28.32    
Granted (in dollars per share) | $ / shares     $ 28.32  
Forfeited (in dollars per share) | $ / shares     28.32  
Outstanding at the end of the period (in dollars per share) | $ / shares   $ 28.32 $ 28.32  
Weighted Average Remaining Contractual Term        
Outstanding at the end of the period   5 years 2 months 12 days 6 years 2 months 12 days  
2016 Incentive Plan | Common Stock | Maximum        
Stock-based compensation        
Maximum number of shares that remained reserved for issuance under the Plan   500,000    
2020 Incentive Plan | Common Stock        
Stock-based compensation        
Aggregate number of shares available 1,800,000     1,500,000
Increase in shares available for issuance 300,000      
2020 Incentive Plan | Common Stock | Maximum        
Stock-based compensation        
Maximum number of shares that remained reserved for issuance under the Plan     200,000  
2020 Incentive Plan | Stock options        
Stock-based compensation        
Percentage of awards vesting on the annual anniversary date of the grant   0.25    
Number of Shares        
Granted (in shares)   0    
2020 Incentive Plan | Restricted Stock        
Stock-based compensation        
Percentage of awards other than options vesting on the annual anniversary date of the grant   25.00%    
Number of Shares        
Granted (in shares)   100,000    
Additional Disclosures        
Total fair value of shares vested | $   $ 1,100