Annual report pursuant to Section 13 and 15(d)

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

v3.22.0.1
SHARE-BASED COMPENSATION - Summary of Restricted Stock Transactions (Details) - $ / shares
shares in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Weighted-Average Grant Date Fair Value      
Granted (in dollars per share)   $ 1.17 $ 8.53
Restricted Stock      
Shares      
Unvested, beginning balance (in shares) 34,961    
Granted (in shares) 1,857    
Vested (in shares) (5,658)    
Forfeited (in shares) (356)    
Unvested, ending balance (in shares) 30,804 34,961  
Weighted-Average Grant Date Fair Value      
Unvested, beginning balance (in dollars per share) $ 5.78    
Granted (in dollars per share) 2.90    
Vested (in dollars per share) 1.31    
Forfeited (in dollars per share) 5.59    
Unvested, ending balance (in dollars per share) $ 6.43 $ 5.78