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Stock Based Compensation, Additional Information (Details) - USD ($)
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Period options granted to date vest ratably 5 years  
Compensation expense relating to restricted stock $ 197,000 $ 93,000
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period 10 years  
Stock Options [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value $ 0 0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value 0 0
Restricted Stock [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Payment Arrangement, Expense 197,000 93,000
Share-based Payment Arrangement, Expense, Tax Benefit 41,000 $ 20,000
Restricted stock compensation costs not yet recognized $ 1,034,000  
Compensation costs not yet recognized, period for recognition 4 years 10 months 24 days  
Ownership Incentive Plan [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of shares authorized for issuance (in shares) 200,000  
2015 Plan [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of shares authorized for issuance (in shares) 450,000