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Note 14 - Fair Value Measurements
3 Months Ended
Nov. 30, 2016
Notes to Financial Statements  
Fair Value, Measurement Inputs, Disclosure [Text Block]
14.
             
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
November 30, 2016
  Level 1   Level 2   Level 3
Available for sale securities   $
1,745,968
    $
1,745,968
    $
    $
 
 
       
Fair Value Measurements
Using Inputs Considered as
   
Fair value as of
August 31, 2016
  Level 1   Level 2   Level 3
Available for sale securities   $
2,243,864
    $
2,243,864
    $
    $
 
 
There were no transfers between Level
1,
Level
2,
or Level
3
during the
three
months ended
November
30,
2016
and
2015.