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Earnings Per Share (Narrative) (Details) - Share-based Payment Arrangement, Option [Member] - shares
shares in Millions
3 Months Ended
Oct. 29, 2023
Oct. 30, 2022
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Stock options not included in the diluted earnings per share calculation as they were antidilutive   1
Maximum [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Stock options not included in the diluted earnings per share calculation as they were antidilutive 1