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Shareholders' Equity (Details) (USD $)
0 Months Ended 3 Months Ended
Jan. 15, 2014
Jan. 31, 2014
Jan. 31, 2013
Sep. 20, 2012
Class of Stock [Line Items]        
Stock repurchase program, number of shares authorized to be repurchased       320,000
Purchase and retire percentage of shares in common stock outstanding       4.90%
Shares repurchased and retired   123,500    
Cash dividends declared per common share (in usd per share) $ 0.02 $ 0.02 $ 0.02  
Dividends payable, amount $ 131,153      
Minimum [Member]
       
Class of Stock [Line Items]        
Period of purchase   12 months    
Maximum [Member]
       
Class of Stock [Line Items]        
Period of purchase   24 months