Earnings Per Share of Common Stock (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Basic and diluted earnings per share of common stock
Net (loss) income	$ (84)	$ 1,232
Less net (loss) income attributable to participating securities		(2)
(Loss) income available to common stockholders	$ (84)	$ 1,230
Weighted average common shares outstanding for basic earnings per common share	26,766,158	26,616,704
Add: dilutive effects of unvested restricted stock awards		70,759
Weighted average common shares outstanding for diluted earnings per common share	26,766,158	26,687,463
(Loss) earnings per common share - basic (in dollars per share)	$ 0.00	$ 0.05
(Loss) earnings per common share - diluted (in dollars per share)	$ 0.00	$ 0.05
Unvested restricted stock award
Earnings Per Share of Common Stock
Anti-dilutive stock not considered in computing diluted earnings per common share	13,931
Stock Options
Earnings Per Share of Common Stock
Anti-dilutive stock not considered in computing diluted earnings per common share	537,500	540,625