Business And Geographic Segment Information Business And Geographic Segment Information (Schedule of Segment Reporting - Capital Expenditures) (Details) - USD ($) $ in Millions		12 Months Ended
		Aug. 02, 2015	Aug. 03, 2014	Jul. 28, 2013
Segment Reporting Information [Line Items]
Payments to Acquire Property, Plant, and Equipment		$ 380	$ 347	$ 336
U.S. Simple Meals And U.S. Beverages [Member]
Segment Reporting Information [Line Items]
Payments to Acquire Property, Plant, and Equipment	[1]	118	115	82
Global Baking And Snacking [Member]
Segment Reporting Information [Line Items]
Payments to Acquire Property, Plant, and Equipment		128	120	112
International Simple Meals And Beverages [Member]
Segment Reporting Information [Line Items]
Payments to Acquire Property, Plant, and Equipment		28	26	19
Bolthouse and Foodservice [Member]
Segment Reporting Information [Line Items]
Payments to Acquire Property, Plant, and Equipment		82	57	83
Corporate, Non-Segment [Member]
Segment Reporting Information [Line Items]
Payments to Acquire Property, Plant, and Equipment	[2]	24	28	30
Discontinued Operations [Member]
Segment Reporting Information [Line Items]
Payments to Acquire Property, Plant, and Equipment		$ 0	$ 1	$ 10

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

[2] Represents primarily corporate offices.