Business And Geographic Segment Information (Schedule Of Segment Reporting - Net Sales) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Nov. 02, 2014	Oct. 27, 2013
Segment Reporting Information [Line Items]
Net sales	$ 2,255	$ 2,165
U.S. Simple Meals [Member]
Segment Reporting Information [Line Items]
Net sales	928	860
Global Baking And Snacking [Member]
Segment Reporting Information [Line Items]
Net sales	627	609
International Simple Meals And Beverages [Member]
Segment Reporting Information [Line Items]
Net sales	189	193
U.S. Beverages [Member]
Segment Reporting Information [Line Items]
Net sales	168	173
Bolthouse and Foodservice [Member]
Segment Reporting Information [Line Items]
Net sales	$ 343	$ 330