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EMPLOYEE STOCK COMPENSATION - Nonvested Restricted Stock Awards and Restricted Stock Units (Details)
3 Months Ended
Mar. 31, 2022
$ / shares
shares
Restricted stock awards and units  
Number of Shares  
Outstanding at beginning of period (in shares) 649,010
Granted (in shares) 270,567
Vested (in shares) (116,581)
Forfeited (in shares) (18,205)
Outstanding at end of period (in shares) 784,791
Weighted Average Grant Date Fair Value Per Share  
Outstanding at beginning of period (in dollars per share) | $ / shares $ 17.17
Granted (in dollars per share) | $ / shares 19.56
Vested (in dollars per share) | $ / shares 17.06
Forfeited (in dollars per share) | $ / shares 16.19
Outstanding at end of period (in dollars per share) | $ / shares $ 18.08
Performance Shares  
Number of Shares  
Granted (in shares) 69,125
Vested (in shares) 0
Forfeited (in shares) (9,428)