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Intangibles, net and Goodwill (Schedule of Gross Carrying Amount and Amortization of Intangible Assets) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 25, 2017
Finite-Lived Intangible Assets [Line Items] |  |
Gross Amount | $ 264,949 | $ 236,203
Accumulated Amortization | (153,402) | (101,015)
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 1 month 6 days | 6 years 1 month 6 days
Gross Amount | $ 117,976 | $ 117,975
Accumulated Amortization | $ (75,048) | $ (53,960)
In-process research & development (“IPR&D”) |  |
Finite-Lived Intangible Assets [Line Items] |  |
Weighted-Average Amortization Period | 5 years 9 months 18 days | 5 years 9 months 18 days
Gross Amount | $ 97,972 | $ 72,750
Accumulated Amortization | $ (49,556) | $ (24,245)
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 | $ (2,333) | $ (2,208)
Customer relationships |  |
Finite-Lived Intangible Assets [Line Items] |  |
Weighted-Average Amortization Period | 10 years | 10 years
Gross Amount | $ 15,381 | $ 15,381
Accumulated Amortization | (5,732) | (4,191)
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 | $ 28,063 | $ 24,540
Accumulated Amortization | $ (18,213) | $ (13,891)

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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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