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Weighted Average Assumptions for Grants (Details) - $ / shares
3 Months Ended
Jan. 31, 2015
Oct. 31, 2014
Class of Stock [Line Items]    
Number of Shares Available for Grant 2,700,000  
Maximum Number of Shares Per Employee 500,000  
Common Stock, Shares, Outstanding 17,217,284 17,214,284
Restricted Stock [Member]    
Class of Stock [Line Items]    
Award, Shares Issued 89,500  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period 15,000  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period 3,000  
Minimum [Member] | Restricted Stock [Member]    
Class of Stock [Line Items]    
Grant Date Fair Value $ 14.97  
Maximum [Member] | Restricted Stock [Member]    
Class of Stock [Line Items]    
Grant Date Fair Value $ 20.64  
Restricted Stock [Member]    
Class of Stock [Line Items]    
Common Stock, Shares, Outstanding 98,882