Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Oct. 01, 2016	Sep. 26, 2015	Oct. 01, 2016	Sep. 26, 2015
Net revenues	$ 579,209	$ 527,572	$ 1,154,190	$ 1,076,580
Cost of revenues	175,875	157,640	344,172	317,594
Gross margin	403,334	369,932	810,018	758,986
Operating expenses:
Research and development	141,814	130,220	277,939	256,868
Selling, general and administrative	83,463	84,761	166,573	166,904
Amortization of acquisition-related intangibles	1,244	1,769	2,488	3,538
Total operating expenses	226,521	216,750	447,000	427,310
Operating income	176,813	153,182	363,018	331,676
Interest and other expense, net	1,151	9,213	5,738	19,740
Income before income taxes	175,662	143,969	357,280	311,936
Provision for income taxes	11,470	16,671	30,039	36,923
Net income	$ 164,192	$ 127,298	$ 327,241	$ 275,013
Net income per common share:
Basic (in dollars per share)	$ 0.65	$ 0.49	$ 1.29	$ 1.07
Diluted (in dollars per share)	0.61	0.48	1.22	1.03
Cash dividends per common share	$ 0.33	$ 0.31	$ 0.66	$ 0.62
Shares used in per share calculations:
Basic (in shares)	253,466	257,640	253,056	257,744
Diluted (in shares)	270,373	266,046	267,885	268,070