Goodwill and Other Intangible Assets - Balances of Other Intangible Assets Excluding Goodwill (Details) - USD ($) $ in Thousands	Apr. 24, 2021	Apr. 25, 2020
Unamortized - indefinite lived:
Trade name	$ 12,300	$ 12,300
Amortized - definite lived:
Gross	561,917	555,828
Accumulated Amortization	(294,573)	(254,623)
Net	267,344	301,205
Total identifiable intangible assets, gross	574,217	568,128
Total amortized intangible assets	279,644	313,505
Customer relationships
Amortized - definite lived:
Gross	355,685	352,469
Accumulated Amortization	(159,376)	(135,745)
Net	196,309	216,724
Trade names and trademarks
Amortized - definite lived:
Gross	133,834	132,841
Accumulated Amortization	(85,221)	(72,681)
Net	48,613	60,160
Developed technology and other
Amortized - definite lived:
Gross	72,398	70,518
Accumulated Amortization	(49,976)	(46,197)
Net	$ 22,422	$ 24,321

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit.

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