Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Net income (loss)	$ (90,828)	$ 102,278	$ 65,323
Foreign currency translation adjustments	(26,284)	(22,508)	(8,750)
Comprehensive income (loss)	$ (117,112)	$ 79,770	$ 56,573