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Noncontrolling Interest - Reconciliation of Shareholders' Equity Attributable to Noncontrolling Interest (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Apr. 30, 2014
Apr. 30, 2013
Apr. 30, 2014
Apr. 30, 2013
Noncontrolling Interest [Line Items]        
Net loss attributable to noncontrolling interest $ 298 $ 20 $ 798 $ 46
FreshRealm noncontrolling interest [Member]
       
Noncontrolling Interest [Line Items]        
Noncontrolling interest, beginning (316)    (6)   
New member contribution 4,610    4,610   
Net loss attributable to noncontrolling interest (263)    (573)   
Noncontrolling interest, ending 4,031    4,031   
Salsa Lisa noncontrolling interest [Member]
       
Noncontrolling Interest [Line Items]        
Noncontrolling interest, beginning (69) 331 121 357
Net loss attributable to noncontrolling interest (35) (20) (225) (46)
Noncontrolling interest, ending $ (104) $ 311 $ (104) $ 311