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STOCK-BASED COMPENSATION, Summary of Stock Options (Details)
3 Months Ended
Mar. 31, 2022
USD ($)
Installment
Grant
$ / shares
shares
Mar. 31, 2021
shares
Dec. 31, 2021
shares
Stock-based Compensation [Abstract]      
Number of stock option grants made | Grant 2    
Stock Options [Member]      
Stock-based Compensation [Abstract]      
Weighted average grant date fair value (in dollars per share) | $ / shares $ 1.58    
Unamortized stock-based compensation expense | $ $ 18,500,000    
Weighted average remaining requisite service period 3 years 21 days    
Number of stock option awards outstanding (in shares) 5,179,000 0 3,988,000
Number of stock option awards granted (in shares) 1,258,000 0  
Stock based compensation expense | $ $ 0    
Stock option exercised (in shares) 0 0  
Time-Based Non-qualified Stock Option [Member]      
Stock-based Compensation [Abstract]      
Number of stock option awards granted (in shares) 2,628,000    
Number of monthly installments | Installment 36    
Time-Based Non-qualified Stock Option [Member] | Vesting on one-year Anniversary [Member]      
Stock-based Compensation [Abstract]      
Stock-based compensation vesting percentage 25.00%    
Performance-Based Nonqualified Stock Option [Member]      
Stock-based Compensation [Abstract]      
Number of stock option awards granted (in shares) 597,000    
Stock-based compensation grant fair value | $ $ 4,300,000