Goodwill And Intangible Assets (Goodwill) (Details) $ in Millions	9 Months Ended
	May. 01, 2016 USD ($)
Goodwill [Line Items]
Beginning Balance	$ 2,344
Foreign currency translation adjustment	33
Ending Balance	2,377
Americas Simple Meals and Beverages [Member]
Goodwill [Line Items]
Beginning Balance	775
Foreign currency translation adjustment	4
Ending Balance	779
Global Biscuits and Snacks [Member]
Goodwill [Line Items]
Beginning Balance	732
Foreign currency translation adjustment	29
Ending Balance	761
Campbell Fresh [Member]
Goodwill [Line Items]
Beginning Balance	837
Foreign currency translation adjustment	0
Ending Balance	$ 837