Condensed 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)	$ 333	$ (2,743)	$ 16,991	$ 3,686
Other comprehensive income (loss):
Foreign currency translation adjustment		(9,638)	(32,718)	(6,780)
Total other comprehensive income (loss)	(11,833)	(9,638)	(32,718)	(6,780)
Comprehensive income (loss)	$ (11,500)	$ (12,381)	$ (15,727)	$ (3,094)