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Income Taxes (Details Textual) - USD ($) $ in Thousands | 12 Months Ended
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Apr. 29, 2023 | Apr. 30, 2022
Income Tax Contingency [Line Items] |  |
Unrecognized tax benefits that would impact effective tax rate | $ 171 |
Unrecognized tax benefits, reduction resulting from lapse of applicable statute of limitations | 165 | $ 150
Accrued interest and penalties | 28 | 38
Deferred tax assets, operating loss carryforwards, foreign | 1,018 |
Deferred tax assets, valuation allowance | 4,900 | $ 2,452
Deferred tax liabilities | 0 |
Foreign Tax Authority |  |
Income Tax Contingency [Line Items] |  |
Operating loss carryforwards | $ 5,727 |

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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible foreign operating loss carryforwards. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-6 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-8 + Details
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-2 + Details
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- Definition Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-15 + Details
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