Intangibles, net and Goodwill (Schedule of Gross Carrying Amount and Amortization of Intangible Assets) (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 30, 2019	Mar. 31, 2018
Finite-Lived Intangible Assets [Line Items]
Gross Amount	$ 265,222	$ 264,949
Accumulated Amortization	(197,375)	(153,402)
Core technology
Finite-Lived Intangible Assets [Line Items]
Gross Amount	1,390	1,390
Accumulated Amortization	(1,390)	(1,390)
License agreement
Finite-Lived Intangible Assets [Line Items]
Gross Amount	440	440
Accumulated Amortization	$ (440)	$ (440)
Existing technology
Finite-Lived Intangible Assets [Line Items]
Weighted-Average Amortization Period	6 years 3 months 18 days	6 years 3 months 18 days
Gross Amount	$ 117,976	$ 117,976
Accumulated Amortization	$ (94,136)	$ (75,048)
In-process research & development (“IPR&D”)
Finite-Lived Intangible Assets [Line Items]
Weighted-Average Amortization Period	7 years 3 months 18 days	7 years 3 months 18 days
Gross Amount	$ 97,972	$ 97,972
Accumulated Amortization	$ (69,794)	$ (49,556)
Trademarks and tradename
Finite-Lived Intangible Assets [Line Items]
Weighted-Average Amortization Period	10 years	10 years
Gross Amount	$ 3,037	$ 3,037
Accumulated Amortization	$ (2,461)	$ (2,333)
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Weighted-Average Amortization Period	10 years	10 years
Gross Amount	$ 15,381	$ 15,381
Accumulated Amortization	(7,270)	(5,732)
Backlog
Finite-Lived Intangible Assets [Line Items]
Gross Amount	220	220
Accumulated Amortization	(220)	(220)
Non-compete agreements
Finite-Lived Intangible Assets [Line Items]
Gross Amount	470	470
Accumulated Amortization	$ (470)	$ (470)
Technology licenses
Finite-Lived Intangible Assets [Line Items]
Weighted-Average Amortization Period	3 years	3 years
Gross Amount	$ 28,336	$ 28,063
Accumulated Amortization	$ (21,194)	$ (18,213)