Annual report pursuant to Section 13 and 15(d)

SHARE-BASED COMPENSATION - Summary of Stock Option Transactions (Details)

v3.20.4
SHARE-BASED COMPENSATION - Summary of Stock Option Transactions (Details) - $ / shares
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]      
Outstanding, beginning balance (in shares) 1,901,000    
Granted (in shares) 10,000,000 0 0
Exercised (in shares) 0 (7,000) 0
Forfeited or Expired (in shares) (546,000)    
Outstanding, ending balance (in shares) 11,355,000 1,901,000  
Exercisable (in shares) 1,355,000    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]      
Outstanding, beginning balance (in dollars per share) $ 10.32    
Granted (in dollars per share) 4.50    
Exercised (in dollars per share) 0    
Forfeited or Expired (in dollars per share) 10.32    
Outstanding, ending balance (in dollars per share) 5.19 $ 10.32  
Exercisable (in dollars per share) 10.32    
Weighted-average grant date fair value (in dollars per share) $ 0.70