XML 58 R49.htm IDEA: XBRL DOCUMENT v3.22.1
STOCKHOLDERS' EQUITY AND COMPENSATION ARRANGEMENTS - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Restricted stock units    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Unrecognized compensation costs $ 44.0  
Weighted-average period of recognition 1 year 1 month 6 days  
Vested (in shares) (287,658)  
Vested (in dollars per share) $ 27.84  
Outstanding balance (in shares) 2,015,963 2,205,235
Restricted stock units | Minimum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting period 1 year  
Restricted stock units | Maximum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting period 4 years  
Performance Share Units    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vested (in shares) (20,494)  
Vested (in dollars per share) $ 31.97  
Outstanding balance (in shares) 17,269  
Market-based Performance Share Units    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Outstanding balance (in shares) 33,333