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Significant accounting policies (Tables)
 12 Months Ended
Nov. 30, 2023
Text Block [Abstract]  
Summary of estimated useful lives, methods of depreciation and depreciation rates
The methods of depreciation and depreciation rates and periods are as follows:
 
 
 
 
 
 
 
 
       
    
Asset
   
Method
   
Rate/period
       
   
Computer equipment
    Declining balance    50%
   
Laboratory equipment
    Declining balance and
straight-line
    20% 5 years
   
Office furniture and equipment
    Declining balance    20%
 
  
Leasehold improvements
    Straight-line   
Lower of lease term
and economic life