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Stock-Based Compensation - Stock Option Activity Related to Incentive Plan (Detail) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 12 Months Ended
Oct. 31, 2013
Oct. 31, 2012
Oct. 31, 2011
2005 Stock Incentive Plan [Member]
      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Outstanding, Number of Shares, beginning balance 35 72 87
Outstanding, Weighted-Average Fair-Value       
Exercisable, Weighted-Average Fair-Value       
Exercised, Number of Shares (8) (37) (15)
Outstanding, Aggregate Intrinsic Value $ 811    
Exercisable Aggregate Intrinsic Value 632    
Outstanding, Number of Shares, ending balance 27 35 72
Outstanding, Weighted-Average Exercise Price, beginning balance $ 15.16 $ 13.75 $ 13.89
Exercisable, Number of Shares 21    
Exercised, Weighted-Average Exercise Price $ 12.84 $ 13.54 $ 14.58
Outstanding, Weighted-Average Exercise price, ending balance $ 15.79 $ 15.16 $ 13.75
Exercisable, Weighted-Average Exercise Price $ 15.93    
2011 Management Incentive Plan [Member]
      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Outstanding, Number of Shares, beginning balance 50 65  
Granted, Number of Shares 10   70
Outstanding, Weighted-Average Fair-Value       
Exercisable, Weighted-Average Fair-Value       
Forfeited, Number of Shares     (5)
Exercised, Number of Shares (40) (15)  
Outstanding, Aggregate Intrinsic Value 141    
Exercisable Aggregate Intrinsic Value $ 32    
Outstanding, Number of Shares, ending balance 20 50 65
Granted, Weighted-Average Exercise Price $ 23.48   $ 21.82
Outstanding, Weighted-Average Exercise Price, beginning balance $ 21.82 $ 21.82  
Exercisable, Number of Shares 4    
Granted, Weighted-Average Fair-Value     $ 4.15
Forfeited, Weighted-Average Exercise Price     $ 21.82
Exercised, Weighted-Average Exercise Price $ 21.82 $ 21.82  
Outstanding, Weighted-Average Exercise price, ending balance $ 22.64 $ 21.82 $ 21.82
Exercisable, Weighted-Average Exercise Price $ 21.80