Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Jun. 28, 2014	Jun. 29, 2013
Net revenues	$ 612,633	$ 578,955
Cost of revenues	189,189	179,700
Gross margin	423,444	399,255
Operating expenses:
Research and development	122,013	111,541
Selling, general and administrative	92,513	92,387
Amortization of acquisition-related intangibles	2,418	2,418
Total operating expenses	216,944	206,346
Operating income	206,500	192,909
Interest and other expense, net	6,222	9,930
Income before income taxes	200,278	182,979
Provision for income taxes	26,667	25,956
Net income	$ 173,611	$ 157,023
Net income per common share:
Basic (in dollars per share)	$ 0.65	$ 0.59
Diluted (in dollars per share)	$ 0.62	$ 0.56
Common Stock, Dividends, Per Share, Declared	$ 0.29	$ 0.25
Shares used in per share calculations:
Basic (in shares)	267,648	264,153
Diluted (in shares)	281,579	280,291