Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 26, 2015	Sep. 27, 2014	Sep. 26, 2015	Sep. 27, 2014
Net revenues	$ 527,572	$ 604,262	$ 1,076,580	$ 1,216,895
Cost of revenues	157,640	169,617	317,594	358,806
Gross margin	369,932	434,645	758,986	858,089
Operating expenses:
Research and development	130,220	138,335	256,868	260,348
Selling, general and administrative	84,761	93,883	166,904	186,396
Amortization of acquisition-related intangibles	1,769	2,378	3,538	4,796
Total operating expenses	216,750	234,596	427,310	451,540
Operating income	153,182	200,049	331,676	406,549
Interest and other expense, net	9,213	5,731	19,740	11,953
Income before income taxes	143,969	194,318	311,936	394,596
Provision for income taxes	16,671	22,802	36,923	49,469
Net income	$ 127,298	$ 171,516	$ 275,013	$ 345,127
Net income per common share:
Basic (in dollars per share)	$ 0.49	$ 0.64	$ 1.07	$ 1.29
Diluted (in dollars per share)	0.48	0.62	1.03	1.24
Cash dividends per common share	$ 0.31	$ 0.29	$ 0.62	$ 0.58
Shares used in per share calculations:
Basic (in shares)	257,640	265,942	257,744	267,098
Diluted (in shares)	266,046	275,800	268,070	278,784