Taxes on Earnings Schedule of Components of Earnings Before Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
Aug. 01, 2021	Aug. 02, 2020	Jul. 28, 2019
Income Tax Disclosure [Abstract]
Income (Loss) from Continuing Operations before Income Taxes, Domestic	$ 1,308	$ 737	$ 624
Income (Loss) from Continuing Operations before Income Taxes, Foreign	28	29	1
Earnings before taxes	$ 1,336	$ 766	$ 625

The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations.

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The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.

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Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

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