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5. SHAREHOLDERS' EQUITY (Tables)
 9 Months Ended
May 31, 2017
Shareholders Equity Tables  
Schedule of stock option activity
   Number of Options  Weighted-Average Exercise Price  Weighted-Average Remaining Contractual Term  Approximate Aggregate Instrinsic Value
Oustanding at August 31, 2016    338,000   $4.83           
Granted   142,500    5.47           
Exercised   —      —             
Forfeited or expired   (10,000)   8.02           
Outstanding at May 31, 2017    470,500   $4.91    6.48   $1,354,390 
                     
Options exercisable at May 31, 2017    323,000   $4.68    5.16   $1,003,990 
Schedule of activity and value of non-vested options
   Number of Options  Weighted-Average Grant Date Fair Value
Non-vested options outstanding at August 31, 2016    36,000   $4.59 
Granted   142,500    3.67 
Vested   (31,000)   2.95 
Forfeited   —      —   
Non-vested options outstanding at May 31, 2017    147,500   $3.52