Consolidated Statements of Earnings (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Oct. 27, 2013	Oct. 28, 2012
Income Statement [Abstract]
Net sales	$ 2,165	$ 2,205
Costs and expenses
Cost of products sold	1,388	1,384
Marketing and selling expenses	261	236
Administrative expenses	148	155
Research and development expenses	31	27
Other expenses / (income)	11	13
Restructuring charges	21	22
Total costs and expenses	1,860	1,837
Earnings before interest and taxes	305	368
Interest expense	31	36
Interest income	1	3
Earnings before taxes	275	335
Taxes on earnings	95	105
Earnings from continuing operations	180	230
Earnings (loss) from discontinued operations	(9)	13
Net earnings	171	243
Less: Net earnings (loss) attributable to noncontrolling interests	(1)	(2)
Net earnings attributable to Campbell Soup Company	$ 172	$ 245
Per Share - Basic
Earnings from continuing operations attributable to Campbell Soup Company	$ 0.58	$ 0.74
Earnings (loss) from discontinued operations	$ (0.03)	$ 0.04
Net earnings attributable to Campbell Soup Company	$ 0.55	$ 0.78
Dividends	$ 0.312	$ 0.29
Weighted average shares outstanding - basic	314	314
Per Share - Assuming Dilution
Earnings from continuing operations attributable to Campbell Soup Company	$ 0.57	$ 0.73
Earnings (loss) from discontinued operations	$ (0.03)	$ 0.04
Net earnings attributable to Campbell Soup Company	$ 0.54	$ 0.78
Weighted average shares outstanding - assuming dilution	317	316