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10. Earnings/(Loss) Per Common Share (Details) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Earnings (loss) per common share:
Weighted average number of shares outstanding	10,771,717	10,664,806	10,764,824	10,667,385
Effect of dilutive securities, common share equivalents, stock options	4,188	148,885	0	154,322
Effect of dilutive securities, common share equivalents, restricted stock awards	9,159	6,631	0	6,313
Weighted average number of shares outstanding, used for computing diluted earnings per share	10,785,064	10,820,322	10,764,824	10,828,020

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of call options and warrants using the treasury stock method.

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-Topic 260
-SubTopic 10
-Section 50
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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

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