Goodwill And Intangible Assets (Goodwill) (Details) $ in Millions	3 Months Ended
	Oct. 30, 2022 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