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Debt (Detail Textuals) - USD ($)
Aug. 31, 2014
Oct. 31, 2010
Secured Debt    
Credit Facility [Line Items]    
Credit facility, maximum borrowing capacity   $ 7,000,000.0
Credit facility balance $ 5,700,000  
Revolving Credit Facility    
Credit Facility [Line Items]    
Credit facility, maximum borrowing capacity   $ 3,000,000.0