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Earnings Per Common Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Numerator:
Net income	$ 1,767	$ 1,348
Denominator:
Weighted average common shares outstanding (basic)	18,079	18,814
Effect of stock options	102	108
Weighted average common shares outstanding (diluted)	18,181	18,922
Earnings per common share:
Basic	$ 0.1	$ 0.07
Diluted	$ 0.1	$ 0.07

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

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The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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