v3.19.3.a.u2
Cover
Jan. 08, 2020
Jan. 03, 2020
Cover [Abstract]    
Document Type 8-K  
Amendment Flag   false
Document Period End Date Jan. 08, 2020  
Entity File Number 1-3822  
Entity Registrant Name   CAMPBELL SOUP COMPANY
Entity Central Index Key   0000016732
Entity Tax Identification Number 21-0419870  
Entity Incorporation, State or Country Code NJ  
Entity Address, Address Line One One Campbell Place  
Entity Address, City or Town Camden  
Entity Address, State or Province NJ  
Entity Address, Postal Zip Code 08103-1799  
City Area Code 856  
Local Phone Number 342-4800  
Written Communications false  
Soliciting Material false  
Pre-commencement Tender Offer false  
Pre-commencement Issuer Tender Offer false  
Title of 12(b) Security Capital Stock, par value $.0375  
Trading Symbol CPB  
Security Exchange Name NYSE  
Entity Emerging Growth Company false