Supplemental Financial Statement Data (Schedule of Accrued Liabilities) (Details) - USD ($) $ in Millions	Jul. 30, 2023	Jul. 31, 2022
Accrued Liabilities [Abstract]
Employee-related Liabilities, Current	$ 222	$ 216
Derivative Liability, Current	6	34
Accrued Marketing Costs, Current	156	141
Interest Payable, Current	57	64
Restructuring Reserve, Current	6	7
Operating Lease, Liability, Current	70	62
Other Accrued Liabilities, Current	75	97
Accrued liabilities	$ 592	$ 621
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Accrued liabilities	Accrued liabilities