Net (Loss) Income Per Common Share (Computation of Net (Loss) Income Per Common Share) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Numerator:
Net loss	$ (1,219)	$ (2,440)
Denominator:
Weighted average number of shares of common stock outstanding	7,216,447	7,162,601
Weighted average number of shares of common stock outstanding, as adjusted	7,216,447	7,162,601
Net loss per common share:
Net loss per common share - Basic	$ (0.17)	$ (0.34)
Net loss per common share - Diluted	$ (0.17)	$ (0.34)