Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Jul. 01, 2017	Jul. 02, 2016
Net revenues	$ 615,446	$ 574,981
Cost of revenues	192,095	168,297
Gross margin	423,351	406,684
Operating expenses:
Research and development	153,051	136,125
Selling, general and administrative	89,175	83,110
Amortization of acquisition-related intangibles	705	1,244
Total operating expenses	242,931	220,479
Operating income	180,420	186,205
Interest and other income (expense), net	(1,839)	4,587
Income before income taxes	182,259	181,618
Provision for income taxes	15,014	18,569
Net income	$ 167,245	$ 163,049
Net income per common share:
Basic (in dollars per share)	$ 0.67	$ 0.64
Diluted (in dollars per share)	0.63	0.61
Common Stock, Dividends, Per Share, Declared	$ 0.35	$ 0.33
Shares used in per share calculations:
Basic (in shares)	247,911	252,901
Diluted (in shares)	265,797	266,206