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Treasury Stock (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 12 Months Ended
Apr. 30, 2015
Aug. 31, 2014
Sep. 30, 2013
Nov. 30, 2015
Aug. 31, 2015
Aug. 31, 2014
Treasury Stock [Line Items]            
Treasury Stock, Shares, Acquired 286,386   125,000     530,616
Treasury Stock, Value, Acquired, Cost Method $ 137,837 $ 27,061        
Treasury Stock, Shares, Retired       114,225 702,777