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Income Taxes - Additional Information (Details) - USD ($)
$ in Thousands
12 Months Ended
Apr. 30, 2022
Apr. 24, 2021
Apr. 25, 2020
Income Tax Disclosure [Abstract]      
Foreign earnings reinvested $ 69,300    
Potential deferred tax attributable to earnings 2,500    
Deferred tax attributable to foreign earnings reinvested 1,102 $ 752  
Future taxable income 30,500    
Remaining valuation allowance 3,517 3,495  
Gross unrecognized tax benefit 1,000    
Accrued interest and penalties 400 400  
Recognition of unrecognized tax benefit that would decrease the effective tax rate 900    
Cash paid for taxes (net of refunds received) $ 38,600 $ 40,500 $ 24,700