Condensed Consolidated Statement of Comprehensive Income (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 28, 2013	Dec. 29, 2012
Statement of Comprehensive Income [Abstract]
Net income	$ 175,877	$ 103,648	$ 474,361	$ 356,916
Other comprehensive income (loss), net of tax:
Change in net unrealized gain (loss) on available-for-sale securities	(2,901)	(2,253)	(16,831)	4,899
Reclassification adjustment for gain on available-for-sale securities	(21)	(421)	(188)	(1,336)
Change in net unrealized gain (loss) on hedging transactions	(96)	(703)	(251)	1,809
Reclassification adjustment for (gain) loss on hedging transactions	(259)	19	1,836	3,011
Cumulative translation adjustment	290	(51)	(774)	(484)
Other comprehensive income (loss)	(2,987)	(3,409)	(16,208)	7,899
Total comprehensive income	$ 172,890	$ 100,239	$ 458,153	$ 364,815