Quarterly report pursuant to Section 13 or 15(d)

SHAREHOLDERS' EQUITY, Non-Vested Options (Details)

v3.20.4
SHAREHOLDERS' EQUITY, Non-Vested Options (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended
Nov. 30, 2020
Nov. 30, 2019
Stock Options [Abstract]    
Share-based compensation expense $ 86 $ 105
2004 Incentive Plan and 2014 Equity Plan [Member]    
Number of Options [Roll Forward]    
Non-vested options outstanding, beginning of period (in shares) 179,999  
Granted (in shares) 115,000  
Vested (in shares) (76,666)  
Forfeited (in shares) [1] 0  
Non-vested options outstanding, end of period (in shares) 218,333  
Weighted Average Grant Date Fair Value [Abstract]    
Non-vested options outstanding, beginning of period (in dollars per share) $ 4.31  
Granted (in dollars per share) 3.78  
Vested (in dollars per share) 4.27  
Forfeited (in dollars per share) [1] 0  
Non-vested options outstanding, end of period (in dollars per share) $ 4.04  
Stock Options [Abstract]    
Unrecognized compensation expenses $ 800  
Weighted-average period for options expected to vest 3 years  
2004 Incentive Plan and 2014 Equity Plan [Member] | Maximum [Member]    
Stock Options [Abstract]    
Share-based compensation expense $ 100 $ 100
[1] All non-vested options are expected to vest.