Document and Entity Information - USD ($)
$ in Millions
12 Months Ended
Oct. 31, 2019
Dec. 31, 2019
Apr. 30, 2019
Document And Entity Information [Abstract]      
Document Type 10-K    
Document Fiscal Period Focus FY    
Document Period End Date Oct. 31, 2019    
Amendment Flag false    
Document Fiscal Year Focus 2019    
Current Fiscal Year End Date --10-31    
Entity Registrant Name LIMONEIRA CO    
Entity Central Index Key 0001342423    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Filer Category Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity Public Float     $ 347.0
Entity Common Stock, Shares Outstanding   17,840,055