Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Net Income	$ 65,468	$ 110,295	$ 134,967	$ 201,520
Other comprehensive income, net of tax:
Foreign currency translation adjustments	17,456	(4,627)	(44,946)	9,458
Total other comprehensive income	17,456	(4,627)	(44,946)	9,458
Total Comprehensive Income	$ 82,924	$ 105,668	$ 90,021	$ 210,978