Consolidated Statements of Earnings (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Jul. 28, 2013	Jul. 29, 2012	Jul. 31, 2011
Income Statement [Abstract]
Net sales	$ 8,052	$ 7,175	$ 7,143
Costs and expenses
Cost of products sold	5,140	4,365	4,255
Marketing and selling expenses	947	941	909
Administrative expenses	677	580	577
Research and development expenses	128	116	120
Other expenses / (income)	29	11	10
Restructuring charges	51	7	60
Total costs and expenses	6,972	6,020	5,931
Earnings before interest and taxes	1,080	1,155	1,212
Interest expense	135	114	122
Interest income	10	8	10
Earnings before taxes	955	1,049	1,100
Taxes on earnings	275	325	351
Earnings (loss) from continuing operations	680	724	749
Earnings (loss) from discontinued operations	(231)	40	53
Net earnings	449	764	802
Less: Net earnings (loss) attributable to noncontrolling interests	(9)	(10)	(3)
Net earnings attributable to Campbell Soup Company	$ 458	$ 774	$ 805
Per Share - Basic
Income (Loss) from Continuing Operations, Per Basic Share	$ 2.19	$ 2.30	$ 2.28
Earnings (Loss) from Discontinued Operations, Net of Tax, Per Basic Share	$ (0.74)	$ 0.12	$ 0.16
Net earnings attributable to Campbell Soup Company	$ 1.46	$ 2.43	$ 2.44
Weighted average shares outstanding - basic	314	317	326
Per Share - Assuming Dilution
Earnings from continuing operations	$ 2.17	$ 2.29	$ 2.26
Earnings (loss) from discontinued operations	$ (0.73)	$ 0.12	$ 0.16
Net earnings attributable to Campbell Soup Company	$ 1.44	$ 2.41	$ 2.42
Weighted average shares outstanding - assuming dilution	317	319	329