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Note 15 - Fair Value Measurements
 9 Months Ended
May. 31, 2015
Disclosure Text Block [Abstract]  
Fair Value, Measurement Inputs, Disclosure [Text Block]
15.
FAIR VALUE MEASUREMENTS

Assets and liabilities that are measured at fair value on a recurring basis primarily relate to marketable equity securities. These items are marked-to-market at each reporting period.

The following tables provide information by level for assets and liabilities that are measured at fair value on a recurring basis:

         
Fair Value Measurements
Using Inputs Considered as
 
   
Fair Value as of
May 31, 2015
   
Level 1
   
Level 2
   
Level 3
 
Available for sale securities
  $ 2,527,847     $ 2,527,847     $ —     $ —  

         
Fair Value Measurements
Using Inputs Considered as
 
   
Fair Value as of
August 31, 2014
   
Level 1
   
Level 2
   
Level 3
 
Available for sale securities
  $ 5,519,766     $ 5,519,766     $ —     $ —