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Stockholders' Equity Transactions (Details) - $ / shares
6 Months Ended 12 Months Ended
Dec. 31, 2020
Jun. 30, 2020
Sep. 16, 2014
Equity, Class of Treasury Stock [Line Items]      
Stock Repurchase Program, Number of Shares Authorized to be Repurchased     1,000,000
Common Stock Shares Outstanding 18,347,351 18,347,351 19,400,000
Stock Repurchased During Period, Shares 0    
Treasury Stock Acquired, Average Cost Per Share   $ 16.99  
Employees and Directors [Member]      
Equity, Class of Treasury Stock [Line Items]      
Stock Options Exercised (in shares)   15,600  
Stock Issued During Period Shares Cashless Exercise of Stock Options   3,600  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period   1,628  
Treasury Stock      
Equity, Class of Treasury Stock [Line Items]      
Treasury Stock, Shares, Acquired   144,405