Annual report pursuant to Section 13 and 15(d)

SHAREHOLDERS' EQUITY, Combined Activity and Value of Non-vested Options (Details)

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SHAREHOLDERS' EQUITY, Combined Activity and Value of Non-vested Options (Details) - USD ($)
 12 Months Ended
Aug. 31, 2020
Aug. 31, 2019
Stock Options [Abstract]    
Share-based compensation expense $ 517,024 $ 336,228
2004 Incentive Plan and 2014 Equity Plan [Member]    
Number of Options [Roll Forward]    
Non-vested options outstanding, beginning of period (in shares) 152,499  
Granted (in shares) 130,000 82,500
Vested (in shares) (102,500)  
Forfeited (in shares) 0  
Non-vested options outstanding, end of period (in shares) 179,999 152,499
Weighted Average Grant Date Fair Value [Abstract]    
Non-vested options outstanding, beginning of period (in dollars per share) $ 4.03  
Granted (in dollars per share) 4.19 $ 4.60
Vested (in dollars per share) 3.75  
Forfeited (in dollars per share) 0.00  
Non-vested options outstanding, end of period (in dollars per share) $ 4.31 $ 4.03
Stock Options [Abstract]    
Fair value of options vested $ 384,400 $ 297,100
Share-based compensation expense 517,000 $ 336,200
Unrecognized compensation expenses $ 461,100  
Weighted-average period for options expected to vest 3 years