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Stock Compensation Expense (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 compensation $ 152 $ 70 $ 1,006 $ 1,241
Share-based Payment Arrangement, Option [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock compensation 17 24 52 71
Restricted Stock [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock compensation 135 46 404 140
Employee Grant [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock compensation 0 0 50 530
Director Stock Award [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock compensation $ 500 $ 500