Taxes on Earnings Schedule of Components of Earnings Before Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
Aug. 02, 2020	Jul. 28, 2019	Jul. 29, 2018
Income Tax Disclosure [Abstract]
Income (Loss) from Continuing Operations before Income Taxes, Domestic	$ 737	$ 624	$ 832
Income (Loss) from Continuing Operations before Income Taxes, Foreign	29	1	(2)
Earnings before taxes	$ 766	$ 625	$ 830

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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