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Equity Compensation Plans - Restricted Stock and RSUs (Details) - Restricted Stock and Restricted Stock Units [Member] - USD ($)
$ / shares in Units, $ in Millions
9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Changes in unvested awards    
Nonvested at the beginning of the period (in shares) 540,306  
Granted (in shares) 268,160 222,464
Vested (in shares) (143,437)  
Forfeited (in shares) (17,144)  
Nonvested at the end of the period (in shares) 647,885  
Weighted Average Grant Date Fair Value    
Nonvested at the beginning of the period (in dollars per share) $ 12.04  
Granted (in dollars per share) 14.25  
Vested (in dollars per share) 12.75  
Forfeited (in dollars per share) 12.49  
Nonvested at the end of the period (in dollars per share) $ 12.79  
Additional information    
Total unrecognized compensation cost of restricted awards $ 4.5  
Expected weighted-average period for recognition of unrecognized compensation 2 years 3 days