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
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (3,113)	$ 886	$ (9,032)	$ (463)
Other comprehensive loss, net of tax
Foreign currency translation gain (loss)	66	159	103	(2,025)
Total comprehensive income (loss)	$ (3,047)	$ 1,045	$ (8,929)	$ (2,488)