Quarterly report pursuant to Section 13 or 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 ($)
 3 Months Ended 6 Months Ended
Feb. 29, 2020
Feb. 28, 2019
Feb. 29, 2020
Feb. 28, 2019
Stock Options, Additional Disclosure [Abstract]        
Share-based compensation expense $ 247,800 $ 58,200 $ 353,194 $ 161,717
2004 Incentive Plan and 2014 Equity Plan [Member]        
Number of Options [Roll Forward]        
Non-vested options outstanding, beginning of period (in shares)     152,500  
Granted (in shares) [1]     130,000  
Vested (in shares)     (102,500)  
Forfeited (in shares)     0  
Non-vested options outstanding, end of period (in shares) 180,000   180,000  
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  
Vested (in dollars per share)     3.75  
Forfeited (in dollars per share)     0  
Non-vested options outstanding, end of period (in dollars per share) $ 4.31   $ 4.31  
Stock Options, Additional Disclosure [Abstract]        
Share-based compensation expense $ 247,800 $ 58,200 $ 353,200 $ 161,700
Unrecognized compensation expenses $ 624,900   $ 624,900  
Weighted-average period for options expected to vest     2 years  
[1] Includes 50,000 shares granted to Mr. Harding on September 27, 2019 and 80,000 total shares granted to employees on September 25, 2019.