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Note 7 - China Operations (Tables)
9 Months Ended
May. 31, 2015
Fair Value Disclosures [Abstract]  
Equity Method Investments [Table Text Block]
   
Investment
 
Equity method investment – August 31, 2014
  $ 2,243,524  
Equity in earnings – nine months ended May 31, 2015
    132,824  
Reclassification of translation gains on foreign currency translation
    (492,680 )
Investment at carrying value – May 31, 2015
  $ 1,883,668