Consolidated Statements of Comprehensive Income and (Loss) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Net loss	$ (7,266)	$ (5,987)	$ (2,801)
Other comprehensive income (loss)
Foreign currency translation adjustment	(4,150)	(1,708)	(1,570)
Comprehensive loss	$ (11,416)	$ (7,695)	$ (4,371)