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Goodwill And Intangible Assets (Goodwill) (Details) $ in Millions	9 Months Ended
	Apr. 30, 2023 USD ($)
Goodwill [Line Items]
Beginning Balance	$ 3,979
Foreign currency translation adjustment	(6)
Ending Balance	3,973
Meals & Beverages [Member]
Goodwill [Line Items]
Beginning Balance	993
Foreign currency translation adjustment	(6)
Ending Balance	987
Snacks [Member]
Goodwill [Line Items]
Beginning Balance	2,986
Foreign currency translation adjustment	0
Ending Balance	$ 2,986

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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