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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, 2023
Sep. 30, 2022
Changes in unvested awards    
Nonvested at the beginning of the period (in shares) 649,210  
Granted (in shares) 240,149 268,160
Vested (in shares) (137,534)  
Forfeited (in shares) (15,191)  
Nonvested at the end of the period (in shares) 736,634  
Weighted Average Grant Date Fair Value    
Nonvested at the beginning of the period (in dollars per share) $ 12.84  
Granted (in dollars per share) 17.02  
Vested (in dollars per share) 12.53  
Forfeited (in dollars per share) 14.25  
Nonvested at the end of the period (in dollars per share) $ 14.23  
Additional information    
Total unrecognized compensation cost of restricted awards $ 5.0  
Expected weighted-average period for recognition of unrecognized compensation 1 year 10 months 13 days