Annual report pursuant to Section 13 and 15(d)

Document And Entity Information

Document And Entity Information - USD ($)
12 Months Ended
Oct. 31, 2019
Jan. 08, 2020
Apr. 30, 2019
Document Information Line Items      
Entity Registrant Name Anixa Biosciences Inc    
Document Type 10-K    
Current Fiscal Year End Date --10-31    
Entity Common Stock, Shares Outstanding   20,821,204  
Entity Public Float     $ 72,311,537
Amendment Flag false    
Entity Central Index Key 0000715446    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Entity Filer Category Non-accelerated Filer    
Entity Well-known Seasoned Issuer No    
Document Period End Date Oct. 31, 2019    
Document Fiscal Year Focus 2019    
Document Fiscal Period Focus FY    
Entity Small Business true    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity Ex Transition Period false    
Entity Interactive Data Current Yes