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Note 13 - Fair Value Measurements
6 Months Ended
Feb. 28, 2019
Notes to Financial Statements  
Fair Value Measurement and Measurement Inputs, Recurring and Nonrecurring [Text Block]
13.
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, and the Company estimates that market value approximates costs. 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
February 28, 2019
  Level 1   Level 2   Level 3
Available for sale securities   $
1,227,268
    $
1,227,268
    $
    $
 
 
       
Fair Value Measurements
Using Inputs Considered as
   
Fair value as of
August 31, 2018
  Level 1   Level 2   Level 3
Available for sale securities   $
3,300,110
    $
3,300,110
    $
    $
 
 
There were
no
transfers between Level
1,
Level
2,
or Level
3
during the
three
and
six
months ended
February 28, 2019
and
2018.