Stock-based Compensation (Valuation Assumptions) (Details) - TSR Performance Restricted Stock/Units [Member]	12 Months Ended
	Jul. 28, 2024	Jul. 30, 2023	Jul. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Risk-free interest rate	4.84%	4.29%	0.46%
Expected dividend yield	3.54%	3.09%	3.50%
Expected volatility	22.16%	26.40%	27.42%
Expected term, years	3 years	3 years	3 years