Earnings Per Share of Common Stock (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Earnings Per Share of Common Stock
Net income	$ 503	$ 327	$ 2,268	$ 1,279
Less net income attributable to participating securities	1		5
Income available to common stockholders	$ 502	$ 327	$ 2,263	$ 1,279
Weighted average common shares outstanding for basic earnings per common share	26,702,564	29,076,708	26,662,344	29,076,708
Add: dilutive effects of unvested restricted stock awards	42,345		56,552
Add: dilutive effects of assumed exercises of stock options	79,898		3,748
Weighted average common shares outstanding for diluted earnings per common share	26,824,807	29,076,708	26,722,644	29,076,708
Earnings per common share - basic (in dollars per share)	$ 0.02	$ 0.01	$ 0.09	$ 0.04
Earnings per common share - diluted (in dollars per share)	$ 0.02	$ 0.01	$ 0.08	$ 0.04
Anti-dilutive stock options not considered in computing diluting earnings per common share	90,625	540,625	90,625	540,625