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Stock-Based Compensation - Restricted Stock and Performance Awards Activity (Details) - $ / shares
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
RSAs and PSAs      
Shares      
Unvested, beginning balance (shares) 517,686    
Vested (shares) (147,646)    
Forfeited (shares) (2,250)    
Unvested, ending balance (shares) 891,333 517,686  
Weighted Average Share Price      
Unvested, beginning balance (usd per share) $ 18.71    
Vested (usd per share) 17.43    
Forfeited (usd per share) 22.38    
Unvested, ending balance (usd per share) $ 20.91 $ 18.71  
RSAs      
Shares      
Granted (shares) 394,863 134,790 91,440
Vested (shares) (89,921)    
Weighted Average Share Price      
Granted (usd per share) $ 21.92 $ 19.68 $ 22.00
RSAs | Board Awards      
Shares      
Granted (shares) 20,266 27,611 17,749
Vested (shares) (27,611)    
Weighted Average Share Price      
Granted (usd per share) $ 24.18 $ 16.48 $ 24.23
PSAs      
Shares      
Granted (shares) 108,414 107,790 71,440
Vested (shares) (30,114)    
Weighted Average Share Price      
Granted (usd per share) $ 22.48 $ 19.06 $ 22.00