Business And Geographic Segment Information (Schedule Of Segment Reporting - Earnings Before Interest And Taxes) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended						12 Months Ended
	Aug. 03, 2014	Apr. 27, 2014	Jan. 26, 2014	Oct. 27, 2013	Oct. 28, 2012	Jul. 29, 2012	Aug. 03, 2014		Jul. 28, 2013		Jul. 29, 2012
Segment Reporting Information [Line Items]
Earnings before interest and taxes							$ 1,192		$ 1,080		$ 1,155
Derivatives (Gain) Loss	0	0	0	6
Business Combination, Acquisition Related Costs					10	5	0		10		5
2013 Initiatives [Member]
Segment Reporting Information [Line Items]
Restructuring and Related Cost, Incurred Cost							4		142
2013 Initiatives [Member] | Other Restructuring [Member]
Segment Reporting Information [Line Items]
Restructuring and Related Cost, Incurred Cost							4	[1]	8	[1]
Corporate Segment [Member]
Segment Reporting Information [Line Items]
Defined Benefit Plan, Recognized Net Gain Loss Due to Settlements							(22)
U.S. Simple Meals [Member]
Segment Reporting Information [Line Items]
Earnings before interest and taxes							714		731		658
Global Baking And Snacking [Member]
Segment Reporting Information [Line Items]
Earnings before interest and taxes							332		316		315
International Simple Meals And Beverages [Member]
Segment Reporting Information [Line Items]
Earnings before interest and taxes							106		108		106
U.S. Beverages [Member]
Segment Reporting Information [Line Items]
Earnings before interest and taxes							127		120		134
Bolthouse and Foodservice [Member]
Segment Reporting Information [Line Items]
Earnings before interest and taxes							117		116		85
Corporate, Non-Segment [Member]
Segment Reporting Information [Line Items]
Earnings before interest and taxes							(149)	[2]	(260)	[2]	(136)	[2]
Corporate, Non-Segment [Member] | Bolthouse Farms [Member]
Segment Reporting Information [Line Items]
Business Combination, Acquisition Related Costs									10		5
Corporate, Non-Segment [Member] | 2013 Initiatives [Member] | Other Restructuring [Member]
Segment Reporting Information [Line Items]
Restructuring and Related Cost, Incurred Cost							3
Corporate, Non-Segment [Member] | 2013 Initiatives [Member] | Other Restructuring [Member] | Cost Of Products Sold [Member]
Segment Reporting Information [Line Items]
Restructuring and Related Cost, Incurred Cost							3		91
Corporate, Non-Segment [Member] | Foreign Exchange Contract [Member]
Segment Reporting Information [Line Items]
Derivatives (Gain) Loss							9
Restructuring Charges [Member]
Segment Reporting Information [Line Items]
Earnings before interest and taxes							$ (55)	[3]	$ (51)	[3]	$ (7)	[3]

[1] Includes non-cash costs and other exit costs recognized as incurred that are not reflected in the restructuring reserve in the Consolidated Balance Sheet.

[2] Represents unallocated corporate expenses. Pension settlement charges of $22 associated with a U.S. pension plan were included in 2014. The settlements resulted from the level of lump sum distributions from the plan's assets in 2014, primarily due to the closure of the facility in Sacramento, California. In addition, a loss of $9 on foreign exchange forward contracts related to the sale of the European simple meals business and restructuring-related costs of $3 were included in 2014. Restructuring-related costs of $91 and acquisition costs of $10 were included in 2013. Acquisition costs of $5 were included in 2012.

[3] See Note 8 for additional information.