Goodwill And Intangible Assets (Goodwill) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Oct. 27, 2013
Goodwill [Line Items]
Beginning Balance	$ 2,297
Goodwill, Acquired During Period	136
Foreign currency translation adjustment	28
Ending Balance	2,461
U.S. Simple Meals [Member]
Goodwill [Line Items]
Beginning Balance	450
Goodwill, Acquired During Period
Foreign currency translation adjustment
Ending Balance	450
Global Baking And Snacking [Member]
Goodwill [Line Items]
Beginning Balance	775
Goodwill, Acquired During Period	136
Foreign currency translation adjustment	30
Ending Balance	941
International Simple Meals And Beverages [Member]
Goodwill [Line Items]
Beginning Balance	122
Goodwill, Acquired During Period
Foreign currency translation adjustment	(2)
Ending Balance	120
U.S. Beverages [Member]
Goodwill [Line Items]
Beginning Balance	112
Goodwill, Acquired During Period
Foreign currency translation adjustment
Ending Balance	112
Bolthouse and Foodservice [Member]
Goodwill [Line Items]
Beginning Balance	838
Goodwill, Acquired During Period
Foreign currency translation adjustment
Ending Balance	$ 838