CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 27, 2013	Jun. 28, 2013	Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2013
STATEMENTS OF COMPREHENSIVE INCOME
Net income	$ 135,112	$ 152,899	$ 138,903	$ 173,887	$ 42,975	$ 145,157	$ 118,205	$ 59,257	$ 600,801	$ 365,594	$ 277,051
Other comprehensive income (loss):
Foreign currency translation adjustments, net of zero tax									(18,932)	(34,683)	(16,289)
Unrealized loss on derivative instruments and other, net of zero tax									(35,417)	(13,992)	(20,755)
Comprehensive income (loss)									$ 546,452	$ 316,919	$ 240,007