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STOCK-BASED COMPENSATION - 2014 Omnibus Incentive Plan Narrative (Details) - USD ($)
$ / shares in Units, $ in Millions
1 Months Ended 12 Months Ended
May 31, 2014
Dec. 31, 2021
Dec. 31, 2020
Stock Options      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period   4 years  
Performance-based Restricted Stock Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total fair value of awards vested   $ 0.1  
The 2014 Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of additional shares authorized under plan (in shares)     3,250,000
The 2014 Plan | Stock Options      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares authorized under plan (in shares) 7,195,000    
Shares available for future issuance (in shares)   52,317  
Vesting period 4 years    
The 2014 Plan | Stock Options | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting percentage 25.00%    
The 2014 Plan | Stock Options | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Term of awards (may not exceed) 10 years    
The 2014 Plan | Restricted stock units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total fair value of awards vested   $ 1.7 $ 1.1
Weighted-average grant date fair value (in dollars per share)   $ 2.94  
Granted (in shares)   2,230,065  
The 2014 Plan | Restricted stock units | Share-based Payment Arrangement, Tranche One      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period   3 years  
Vesting percentage   33.00%  
The 2014 Plan | Restricted stock units | Share-based Payment Arrangement, Tranche Two      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period   4 years  
Vesting percentage   25.00%  
The 2014 Plan | Performance-based Restricted Stock Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period   3 years  
Weighted-average grant date fair value (in dollars per share)   $ 0  
Granted (in shares)   0 0
The 2014 Plan | Performance-based Restricted Stock Units | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting percentage   0.00%  
The 2014 Plan | Performance-based Restricted Stock Units | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting percentage   200.00%