Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - 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 (loss) income	$ (4,825)	$ 3,703	$ (2,523)	$ 11,217
Other comprehensive loss:
Foreign currency translation	(1,575)	(1,069)	(2,104)	(1,181)
Other comprehensive loss	(1,575)	(1,069)	(2,104)	(1,181)
Comprehensive (loss) income	$ (6,400)	$ 2,634	$ (4,627)	$ 10,036