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Interest Rate Swap Contracts on Financial Statements (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Oct. 31, 2013
Oct. 31, 2012
Interest Rate Swap
   
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items]    
Amount of gain (loss) recognized in AOCL on derivative $ 381 $ 125
Interest Expense
   
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items]    
Amount of loss reclassified from AOCL into income $ 445 $ 164