Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 1,619	$ (2,601)	$ 4,590	$ 6,897
Foreign currency translation adjustment	(324)	(506)	(2,001)	(3,397)
Comprehensive income (loss)	$ 1,295	$ (3,107)	$ 2,589	$ 3,500