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Income Taxes (Details Textual) - USD ($)
$ in Thousands
 12 Months Ended
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