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Equity Incentive Plan (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2019
May 31, 2020
2020 Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Issuance of Common stock           700,000
Common Stock, Capital Shares Reserved for Future Issuance 471,904   471,904      
Restricted Stock [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period     5 years      
Recognized share based compensation $ 1,000 $ 800 $ 2,000 $ 1,500    
Unrecognized compensation, other than options 10,700   $ 10,700      
Unrecognized compensation recognition period     3 years 7 months 6 days      
Fair value inputs forfeiture rate     0.00%      
Intrinsic value of restricted shares 0   $ 1,800 1,600    
Restricted Stock [Member] | Maximum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Intrinsic value of restricted shares   100        
Performance Shares [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period     3 years      
Recognized share based compensation 100   $ 100      
Unrecognized compensation, other than options 300   $ 300      
Unrecognized compensation recognition period     1 year 4 months 24 days      
Performance Units And Shares [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period     3 years      
Recognized share based compensation 400 $ 400 $ 700 $ 700    
Unrecognized compensation, other than options $ 4,660   $ 4,660      
Unrecognized compensation recognition period     3 years 9 months 18 days      
Fair value inputs forfeiture rate     0.00%      
Amortization period of compensation expense     5 years      
Expected term (years)     2 years 10 months 24 days 2 years 10 months 24 days 2 years 10 months 24 days  
Volatility     33.90% 18.40% 19.70%  
Risk-free rate     0.20% 1.30% 2.50%  
Performance Units And Shares [Member] | 3 Year Performance period completed            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period     3 years      
Vesting percentage     50.00%      
Performance Units And Shares [Member] | 3 Year Performance period to be completed            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period     3 years      
Vesting percentage     50.00%      
Performance Units And Shares [Member] | Maximum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period     5 years