Business And Geographic Segment Information (Schedule of Segment Reporting - Capital Expenditures) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jul. 28, 2013		Jul. 29, 2012		Jul. 31, 2011
Segment Reporting Information [Line Items]
Payments to Acquire Property, Plant, and Equipment	$ 336		$ 323		$ 272
U.S. Simple Meals And U.S. Beverages [Member]
Segment Reporting Information [Line Items]
Payments to Acquire Property, Plant, and Equipment	82	[1]	97	[1]	126	[1]
Global Baking And Snacking [Member]
Segment Reporting Information [Line Items]
Payments to Acquire Property, Plant, and Equipment	112		126		73
International Simple Meals And Beverages [Member]
Segment Reporting Information [Line Items]
Payments to Acquire Property, Plant, and Equipment	19		32		25
Bolthouse and Foodservice [Member]
Segment Reporting Information [Line Items]
Payments to Acquire Property, Plant, and Equipment	83		9		3
Corporate [Member]
Segment Reporting Information [Line Items]
Payments to Acquire Property, Plant, and Equipment	30	[2]	45	[2]	34	[2]
Segment, Discontinued Operations [Member]
Segment Reporting Information [Line Items]
Payments to Acquire Property, Plant, and Equipment	$ 10		$ 14		$ 11

[1] Capital expenditures for U.S. Simple Meals and U.S. Beverages are not maintained by segment.

[2] Represents primarily corporate offices.