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Employee Benefit Plans (Details 1) (USD $)
In Thousands, unless otherwise specified
Oct. 31, 2012
Oct. 31, 2011
Oct. 31, 2010
Reconciliation of unfunded status of plans included in accrued expenses      
Projected benefit obligation $ 245 $ 268 $ 275
Unrecognized net (gain) loss        
Recorded pension liabilities $ 245 $ 268