Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2018	Jul. 01, 2017
Statement of Comprehensive Income [Abstract]
Net income	$ 190,038	$ 157,244	[1]
Other comprehensive income (loss), net of tax:
Change in net unrealized gains (losses) on available-for-sale securities	(1,660)	5,250
Reclassification adjustment for (gains) losses on available-for-sale securities	(51)	(48)
Net change in unrealized gains (losses) on hedging transactions	(5,619)	1,425
Reclassification adjustment for gains on hedging transactions	(441)	(338)
Cumulative translation adjustment, net	(2,050)	1,760
Other comprehensive income (loss)	(9,821)	8,049
Total comprehensive income	$ 180,217	$ 165,293

[1] Prior year balances have been restated to reflect the retrospective application of the new revenue recognition accounting standard. Please refer to "Note 2. Recent Accounting Changes and Accounting Pronouncements."