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Related Party Transactions - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Apr. 30, 2014
Apr. 30, 2013
Apr. 30, 2014
Apr. 30, 2013
Oct. 31, 2013
Limoneira [Member]
         
Related Party Transaction [Line Items]          
Dividend income from Limoneira $ 0.1     $ 0.1  
Director [Member]
         
Related Party Transaction [Line Items]          
Accounts payable to related parties 0.6   0.6   3.3
LIG [Member]
         
Related Party Transaction [Line Items]          
Rent paid 0.1 0.1 0.3 0.3  
THNC [Member]
         
Related Party Transaction [Line Items]          
Rent paid 0.1 0.1 0.2 0.2  
Third Coast [Member]
         
Related Party Transaction [Line Items]          
Aggregate amount of avocados procured from entities owned or controlled by members of our Board of Directors 0.1 0.2 0.1 1.0  
Sales made to Third Coast 0.3 0.6 0.5 1.6  
Amounts due from Third Coast 0.3   0.3   1.0
Third Coast [Member] | Maximum [Member]
         
Related Party Transaction [Line Items]          
Accounts payable to related parties 0.1   0.1   0.1
Avocados [Member] | Director [Member]
         
Related Party Transaction [Line Items]          
Aggregate amount of avocados procured from entities owned or controlled by members of our Board of Directors $ 0.8 $ 6.1 $ 1.2 $ 6.4