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Stock-Based Compensation - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation expense $ 1,066 $ 799 $ 2,585 $ 2,277
Omnibus Plan        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of shares authorized (in shares) 1,500,000   1,500,000  
Restricted Stock        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Granted (in shares)     52,356  
Award vesting period     3 years  
Unrecognized compensation expense $ 2,060   $ 2,060  
Unrecognized compensation expense, period for recognition     8 months 12 days  
Restricted Stock | Omnibus Plan        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Granted (in shares)     52,356  
Performance-based Restricted Stock        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Granted (in shares)     52,240  
Award vesting period     3 years  
Percentage of target opportunity for awards to vest     94.40%  
Shares issued in period (in shares)     31,150  
Performance-based Restricted Stock | Omnibus Plan        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Granted (in shares)     31,150  
Performance-based Restricted Stock | Minimum        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Percentage of target opportunity for awards to vest     0.00%  
Performance-based Restricted Stock | Maximum        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Percentage of target opportunity for awards to vest     150.00%  
SARs | Omnibus Plan        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Non-option equity instruments, granted (in shares)     0