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10. Earnings/(Loss) Per Common Share (Details) - shares
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Loss per common share:    
Weighted average number of shares outstanding 10,807,841 10,757,843
Effect of dilutive securities, common share equivalents, stock options 0 0
Effect of dilutive securities, common share equivalents, restricted stock awards 0 0
Weighted average number of shares outstanding, used for computing diluted earnings per share 10,807,841 10,757,843