Business And Geographic Segment Information (Schedule Of Segment Reporting - Earnings Before Interest And Taxes) (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jan. 31, 2016	Feb. 01, 2015	Jan. 31, 2016	Feb. 01, 2015
Segment Reporting Information [Line Items]
Earnings before interest and taxes		$ 414	$ 337	$ 729	$ 726
Recognized net actuarial gains / (losses)		7		(121)
Americas Simple Meals and Beverages [Member]
Segment Reporting Information [Line Items]
Earnings before interest and taxes		290	237	653	542
Global Biscuits and Snacks [Member]
Segment Reporting Information [Line Items]
Earnings before interest and taxes		141	115	255	213
Campbell Fresh [Member]
Segment Reporting Information [Line Items]
Earnings before interest and taxes		21	13	39	22
Corporate, Non-Segment [Member]
Segment Reporting Information [Line Items]
Earnings before interest and taxes	[1]	(29)	(28)	(188)	(51)
Corporate, Non-Segment [Member] | Other Cost Savings Implementation Costs [Member]
Segment Reporting Information [Line Items]
Restructuring and Related Cost, Incurred Cost		7		22
Restructuring Charges [Member]
Segment Reporting Information [Line Items]
Earnings before interest and taxes	[2]	$ (9)	$ 0	$ (30)	$ 0

[1] Represents unallocated items. A benefit of $7 and costs of $121 related to pension and postretirement mark-to-market adjustments (see Note 1 for additional information) and costs of $7 and $22 related to the implementation of our new organizational structure and cost savings initiatives (see Note 7 for additional information) were included in the three- and six-month periods ended January 31, 2016, respectively.

[2] See Note 7 for additional information.