Intangibles, Net And Goodwill (Schedule of Gross Carrying Amount and Amortization of Intangible Assets) (Details) - USD ($) $ in Thousands	Mar. 25, 2017	Mar. 26, 2016
Finite-Lived Intangible Assets [Line Items]
Gross Amount	$ 236,203	$ 228,324
Accumulated Amortization	(101,015)	(65,492)
Core Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	1,390	1,390
Accumulated Amortization	(1,390)	(1,390)
License Agreement [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	440	440
Accumulated Amortization	(440)	(440)
Existing Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	117,975	117,975
Accumulated Amortization	(53,960)	(32,873)
In Process Research Development [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	72,750	72,750
Accumulated Amortization	(24,245)	(14,082)
Trademarks and Tradenames [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	3,037	3,037
Accumulated Amortization	(2,208)	(2,076)
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	15,381	15,381
Accumulated Amortization	(4,191)	(2,655)
Backlog [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	220	220
Accumulated Amortization	(220)	(147)
Non-compete Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	470	470
Accumulated Amortization	(470)	(209)
Technology Licenses [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	24,540	16,661
Accumulated Amortization	$ (13,891)	$ (11,620)