Quarterly report pursuant to Section 13 or 15(d)

STOCK-BASED COMPENSATION - Schedule of options activity with weighted-average exercise price (Details)

v3.20.1
STOCK-BASED COMPENSATION - Schedule of options activity with weighted-average exercise price (Details) - 3 months ended Feb. 29, 2020 - Stock option activity under 2017 [Member]
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Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]      
Outstanding, beginning of year 2,911,667 2,911,667  
Granted 4,027,500 4,027,500  
Expired (50,000) (50,000)  
Cancelled 0 0  
Outstanding, end of year 6,889,167 6,889,167  
Exercisable, end of year 4,889,167 4,889,167 4,889,167
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]      
Weighted Average Exercise Price, Outstanding, Beginning Balance | (per share) $ 0.19 $ 0.14  
Weighted Average Exercise Price, Granted | (per share) 0.25 0.19  
Weighted Average Exercise Price, Expired | (per share) (0.38) (0.29)  
Weighted Average Exercise Price, Cancelled | (per share) 0 0  
Weighted Average Exercise Price, Outstanding, Ending Balance | (per share) 0.23 $ 0.17  
Weighted Average Exercise Price, Exercisable | (per share) $ 0.23 $ 0.23 $ 0.17