Employee Benefit Plans - Valuation of Employee Share-Based Awards - Time-Based Restricted Stock Units (Details) - $ / shares shares in Millions	12 Months Ended
	Jul. 26, 2025	Jul. 27, 2024	Jul. 29, 2023
RESTRICTED STOCK UNITS
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares granted (in shares)	65	60	70
Grant date fair value per share (in dollars per share)	$ 55.93	$ 48.71	$ 42.13
Expected dividend	2.70%	3.00%	3.40%
Range of risk-free interest rates, minimum	3.50%	4.20%	3.70%
Range of risk-free interest rates, maximum	4.90%	5.60%	5.70%
PERFORMANCE BASED RESTRICTED STOCK UNITS
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares granted (in shares)	4	3	2
Grant date fair value per share (in dollars per share)	$ 54.50	$ 59.31	$ 40.44