The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Goodwill And Intangible Assets (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Jul. 31, 2022	Aug. 01, 2021	Aug. 02, 2020
Finite-Lived Intangible Assets [Line Items]
Amortization of Intangible Assets	$ 41	$ 42	$ 43
Finite-Lived Intangible Asset, Expected Amortization, Year One	41
Finite-Lived Intangible Asset, Expected Amortization, Year Two	41
Finite-Lived Intangible Asset, Expected Amortization, Year Three	41
Finite-Lived Intangible Asset, Expected Amortization, Year Four	41
Finite-Lived Intangible Asset, Expected Amortization, Year Five	41
Trade Names - Carrying Value With 10% or less excess fair value coverage
Finite-Lived Intangible Assets [Line Items]
Indefinite-lived Intangible Assets (Excluding Goodwill)	$ 434
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	16 years