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Income Taxes (Details) - USD ($)
$ in Thousands
Jul. 29, 2023
Jul. 30, 2022
Income Tax Contingency [Line Items]    
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit $ (2,000)  
Valuation Allowance [Abstract]    
Deferred Tax Assets, Valuation Allowance $ 147,900 $ 0