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SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($) $ in Thousands | 12 Months Ended
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Apr. 24, 2021 | Apr. 25, 2020 | Apr. 27, 2019
Allowance for doubtful accounts, deducted from accounts receivable |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at Beginning of Year | $ 7,541 | $ 2,180 | $ 1,956
Acquisitions | 0 | 0 | 600
Charged/ (Credited) to Costs and Expenses | (3,319) | 13,263 | 367
Charged/ (Credited) to Other Accounts | 0 | 0 | 0
Deductions | (211) | (7,902) | (743)
Balance at End of Year | 4,011 | 7,541 | 2,180
Allowance for deferred tax assets |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at Beginning of Year | 2,137 | 2,312 | 1,224
Acquisitions | 0 | 0 | 0
Charged/ (Credited) to Costs and Expenses | 2,308 | 687 | 740
Charged/ (Credited) to Other Accounts | (950) | 2 | 506
Deductions | 0 | (864) | (158)
Balance at End of Year | $ 3,495 | $ 2,137 | $ 2,312

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- Definition Amount of valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column B)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column E)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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