Goodwill and Acquisition-Related Intangibles (Details 1) - USD ($) $ in Thousands	12 Months Ended
Mar. 28, 2020	Mar. 30, 2019
Gross and net amounts of goodwill and of acquisition-related intangibles
Goodwill	$ 619,196	$ 340,718
Total acquisition-related intangibles, gross	361,882	210,976
Less accumulated amortization	(161,538)	(130,253)
Total	200,344	80,723
In process research and development	56,992	52,710
Core Technology [Member]
Gross and net amounts of goodwill and of acquisition-related intangibles
Total acquisition-related intangibles, gross	209,131	107,250
Less accumulated amortization	(105,007)	(82,611)
Total	$ 104,124	24,639
Weighted-Average Amortization Life	4 years 1 month 6 days
Other Intangibles [Member]
Gross and net amounts of goodwill and of acquisition-related intangibles
Total acquisition-related intangibles, gross	$ 95,759	51,016
Less accumulated amortization	(56,531)	(47,642)
Total	$ 39,228	$ 3,374
Weighted-Average Amortization Life	4 years 1 month 6 days
Deephi Tech Acquisition [Member]
Gross and net amounts of goodwill and of acquisition-related intangibles
Goodwill	$ 237,200
Intangibles acquired	$ 106,000

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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