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Earnings Per Common Share (Details Textual)
3 Months Ended 9 Months Ended
Sep. 30, 2017
$ / shares
shares
Sep. 30, 2017
$ / shares
shares
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | shares 10,000 10,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price | $ / shares $ 4.00 $ 4.00