Supplementary Information Supplementary Info - Goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
Apr. 27, 2019	Apr. 28, 2018	May 02, 2020
Goodwill [Line Items]
Goodwill, Impairment Loss	$ (49,282)	$ (313,130)
Goodwill	4,700	$ 49,282	$ 4,700
Business Acquisition, Goodwill, Expected Tax Deductible Amount			$ 73,119
PaperRater [Member]
Goodwill [Line Items]
Goodwill, Purchase Accounting Adjustments	$ 4,700

The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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