Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 28, 2019	Sep. 29, 2018	Sep. 28, 2019	Sep. 29, 2018
Revenues	$ 833,366	$ 746,252	$ 1,682,998	$ 1,430,622
Cost of Goods and Service, Excluding Depreciation, Depletion, and Amortization	287,372	231,620	570,872	438,508
Cost of revenues	293,106	231,620	579,875	438,508
Cost, Depreciation and Amortization	5,734	0	9,003	0
Gross margin	540,260	514,632	1,103,123	992,114
Operating expenses:
Research and development	222,979	183,372	427,079	354,198
Selling, general and administrative	111,596	97,685	219,021	188,217
Amortization of acquisition-related intangibles	2,169	839	2,569	1,199
Total operating expenses	336,744	281,896	648,669	543,614
Operating income	203,516	232,736	454,454	448,500
Interest and other income, net	12,329	6,408	23,941	3,561
Income before income taxes	215,845	239,144	478,395	452,061
Provision (benefit) for income taxes	(11,148)	23,432	9,943	46,311
Net income	$ 226,993	$ 215,712	$ 468,452	$ 405,750
Net income per common share:
Basic (in dollars per share)	$ 0.90	$ 0.85	$ 1.85	$ 1.61
Diluted (in dollars per share)	0.89	0.84	1.83	1.59
Common Stock, Dividends, Per Share, Declared	$ 0.37	$ 0.36	$ 0.74	$ 0.72
Shares used in per share calculations:
Basic (in shares)	252,399	252,988	252,728	252,541
Diluted (in shares)	255,269	255,522	256,509	255,057