Quarterly report pursuant to Section 13 or 15(d)

STOCK-BASED COMPENSATION - Restricted Stock Award and Unit Activity (Details)

v3.22.1
STOCK-BASED COMPENSATION - Restricted Stock Award and Unit Activity (Details) - $ / shares
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Restricted Stock Units    
Number of Unvested Restricted Shares    
Beginning balance (in shares) 198,413 1,702,513
Granted (in shares) 2,154 0
Vested (in shares) (3,074) (202,583)
Forfeited/canceled (in shares) (1,157) (19,707)
Ending balance (in shares) 196,336 1,480,223
Weighted Average Grant Date Fair Value    
Beginning balance (in usd per share) $ 66.04 $ 4.74
Granted (in usd per share) 73.83 0
Vested (in usd per share) 65.75 8.32
Forfeited/canceled (in usd per share) 66.89 3.61
Ending balance (in usd per share) $ 67.16 $ 4.26
Performance Stock Units    
Number of Unvested Restricted Shares    
Beginning balance (in shares) 153,138 840,595
Granted (in shares) 0 0
Vested (in shares) 0 0
Forfeited/canceled (in shares) 0 0
Ending balance (in shares) 153,138 840,595
Weighted Average Grant Date Fair Value    
Beginning balance (in usd per share) $ 48.54 $ 4.07
Granted (in usd per share) 0 0
Vested (in usd per share) 0 0
Forfeited/canceled (in usd per share) 0 0
Ending balance (in usd per share) $ 48.54 $ 4.07