Net Income (Loss) Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Numerator:
Net loss	$ (3,896)	$ (1,068)
Denominator
Basic weighted average common shares outstanding (in shares)	6,981	7,131
Effect of dilutive securities (in shares)	0	0
Diluted weighted average common shares outstanding (in shares)	6,981	7,131
Net loss per common share
Net loss per share — basic (in usd per share)	$ (0.56)	$ (0.15)
Net loss per share — diluted (in usd per share)	$ (0.56)	$ (0.15)