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Fair Value Measurements (Details)
$ in Thousands
9 Months Ended
Apr. 28, 2023
USD ($)
Location
Jul. 29, 2022
USD ($)
Jun. 18, 2021
Assets Liabilities Measured at Fair Value on a Recurring Basis [Abstract]      
Liabilities at fair value $ 0 $ 0  
Number of locations determined to be impaired | Location 6    
Impairment charge $ 11,692    
0.625% Convertible Senior Notes Due 2026 [Member]      
Assets Liabilities Measured at Fair Value on a Recurring Basis [Abstract]      
Interest rate 0.625%   0.625%
Level 2 [Member] | 0.625% Convertible Senior Notes Due 2026 [Member] | Estimated Fair Value [Member]      
Assets Liabilities Measured at Fair Value on a Recurring Basis [Abstract]      
Fair value of notes $ 264,606 255,894  
Recurring [Member]      
Assets Liabilities Measured at Fair Value on a Recurring Basis [Abstract]      
Cash equivalents [1] 1 18,001  
Deferred compensation plan assets [2] 26,386 27,843  
Total assets at fair value 26,387 45,844  
Recurring [Member] | Level 1 [Member]      
Assets Liabilities Measured at Fair Value on a Recurring Basis [Abstract]      
Cash equivalents [1] 1 18,001  
Recurring [Member] | Level 2 [Member]      
Assets Liabilities Measured at Fair Value on a Recurring Basis [Abstract]      
Cash equivalents [1] 0 0  
Recurring [Member] | Level 3 [Member]      
Assets Liabilities Measured at Fair Value on a Recurring Basis [Abstract]      
Cash equivalents [1] $ 0 $ 0  
[1] Consists of money market fund investments.
[2] Represents plan assets invested in mutual funds established under a rabbi trust for the Company’s non-qualified savings plan and is included in the Condensed Consolidated Balance Sheets as other assets.