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Document and Entity Information - USD ($)
$ in Millions
 12 Months Ended
Oct. 31, 2015
Nov. 30, 2015
Apr. 30, 2015
Document And Entity Information [Abstract]      
Document Type 10-K    
Amendment Flag false    
Document Period End Date Oct. 31, 2015    
Document Fiscal Year Focus 2015    
Document Fiscal Period Focus FY    
Entity Registrant Name CALAVO GROWERS INC    
Entity Central Index Key 0001133470    
Current Fiscal Year End Date --10-31    
Entity Well-known Seasoned Issuer No    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Entity Filer Category Large Accelerated Filer    
Entity Common Stock, Shares Outstanding   17,384,295  
Entity Public Float     $ 722.8