Condensed Consolidated Statements of Comprehensive Loss and Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Condensed Consolidated Statements of Comprehensive Income
Net (loss) income	$ (10,210)	$ 12,926	$ 6,523	$ 26,546
Other comprehensive income (loss), net of tax:
Currency translation adjustment	5,832	4,147	(5,020)	2,182
Other comprehensive income (loss)	5,832	4,147	(5,020)	2,182
Comprehensive (loss) income	$ (4,378)	$ 17,073	$ 1,503	$ 28,728