Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Income Statement [Abstract]
Net income (loss)	$ 469	$ (925)	$ 1,370	$ (2,834)
Other comprehensive income (loss):
Foreign currency translation adjustment	(19)	(67)	(66)	(86)
Comprehensive income (loss)	$ 450	$ (992)	$ 1,304	$ (2,920)