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Employee Benefit Plans - Additional Information - Employee 401(k) Plans and Deferred Compensation Plans (Details) - USD ($)
12 Months Ended
Jul. 27, 2024
Jul. 29, 2023
Jul. 30, 2022
Deferred Compensation Plans      
401(k) and Deferred Compensation Plan [Line Items]      
Employer matching contribution 4.50%    
Maximum annual contributions $ 1,500,000    
Deferred compensation liability $ 1,100,000,000 $ 910,000,000  
401(K) Plan      
401(k) and Deferred Compensation Plan [Line Items]      
Allowed employee contributions (up to) 75.00%    
Employer matching contribution, percentage of the first 4.5% of eligible earnings 100.00%    
Employer matching contribution 4.50%    
Maximum matching contribution $ 15,525    
Total matching contribution by the Company for the period $ 358,000,000 342,000,000 $ 306,000,000
401(k) Catch Up Contribution      
401(k) and Deferred Compensation Plan [Line Items]      
Allowed employee contributions (up to) 75.00%    
Total matching contribution by the Company for the period $ 0 $ 0 $ 0