Taxes on Earnings Schedule of Components of Earnings Before Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Jul. 28, 2024	Jul. 30, 2023	Jul. 31, 2022
Income Tax Disclosure [Abstract]
Income (Loss) from Continuing Operations before Income Taxes, Domestic	$ 735	$ 1,105	$ 948
Income (Loss) from Continuing Operations before Income Taxes, Foreign	22	23	27
Earnings before taxes	$ 757	$ 1,128	$ 975