Taxes on Earnings Schedule of Components of Earnings Before Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Jul. 30, 2023	Jul. 31, 2022	Aug. 01, 2021
Income Tax Disclosure [Abstract]
Income (Loss) from Continuing Operations before Income Taxes, Domestic	$ 1,105	$ 948	$ 1,308
Income (Loss) from Continuing Operations before Income Taxes, Foreign	23	27	28
Earnings before taxes	$ 1,128	$ 975	$ 1,336