Document and Entity Information Document	3 Months Ended	12 Months Ended
	Oct. 28, 2012	Jul. 29, 2012	Nov. 29, 2012
Entity Information [Line Items]
Entity Registrant Name		CAMPBELL SOUP CO
Entity Central Index Key		0000016732
Current Fiscal Year End Date		--07-28
Entity Filer Category		Large Accelerated Filer
Document Type		10-Q
Document Period End Date	Oct. 28, 2012
Document Fiscal Year Focus		2013
Document Fiscal Period Focus		Q1
Amendment Flag		false
Entity Common Stock, Shares Outstanding			314,417,337
Entity Well-known Seasoned Issuer		Yes
Entity Voluntary Filers		No
Entity Current Reporting Status		Yes