Unaudited Consolidated Statements of Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Net income	$ 14,199	$ 9,856	$ 30,756	$ 12,727
Foreign currency gain (loss)	7,709	(8,860)	15,884	(44,489)
Total comprehensive income (loss)	$ 21,908	$ 996	$ 46,640	$ (31,762)