Options (Tables)
3 Months Ended
Feb. 29, 2020
Share-based Payment Arrangement [Abstract]  
Schedule of share-based compensation, stock options, activity
                     February 29, 2020               February 28, 2019     
                     Weighted               Weighted     
                     average     Weighted           average     Weighted 
                     exercise     average           exercise     average 
                 Number of     price per     grant date       Number of     price per     grant date 
                 options      share     fair value       options      share     fair value 
                 #     $     $       #     $     $ 
                                       
                                       
Outstanding, beginning of period      2,353,829          8.35           4.30           555,651             37.70           16.69
Forfeiture              (5,200)                0.78                0.40             (2,000)             14.93             8.19
Cancelled                 (122,653)                0.35                0.22                     -                    -                  -
Balance at                                 
  end of period            2,225,976          8.80           4.54           553,651             37.54           16.73
                                       
Options exercisable end of period      1,114,655         17.23           8.80           543,952             38.01           16.92
Schedule of employee service share-based compensation, allocation of recognized period costs
    For the three months ended
    February 28, 2020   February 28, 2019
    $   $
         
Research and development                   43,428                       3,501
Selling, general and administrative                   10,321                      (1,227)
                    53,749                       2,274