Quarterly report pursuant to Section 13 or 15(d)

SHARE-BASED COMPENSATION - Activity of Restricted Stock Units (Details)

v3.21.1
SHARE-BASED COMPENSATION - Activity of Restricted Stock Units (Details) - $ / shares
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Time-based Restricted Share Units    
Restricted Share Units    
Unvested, beginning balance (in shares) 78,634  
Granted (in shares) 338,393  
Vested (in shares) (7,713)  
Canceled/forfeited (in shares) 0  
Unvested, ending balance (in shares) 409,314  
Weighted-Average Grant Date Fair Value    
Unvested, beginning price (USD per share) $ 3.25  
Granted (USD per share) 14.33  
Vested (USD per share) 14.40  
Canceled/forfeited (USD per share) 0  
Unvested, ending price (USD per share) $ 12.47  
Market-based Restricted Share Units    
Restricted Share Units    
Unvested, beginning balance (in shares) 0  
Granted (in shares) 1,038,718 0
Vested (in shares) 0  
Canceled/forfeited (in shares) 0  
Unvested, ending balance (in shares) 1,038,718  
Weighted-Average Grant Date Fair Value    
Unvested, beginning price (USD per share) $ 0  
Granted (USD per share) 13.89  
Vested (USD per share) 0  
Canceled/forfeited (USD per share) 0  
Unvested, ending price (USD per share) $ 13.89