v3.22.2.2
SHARE CAPITAL - Exercise of stock options (Details)
$ / shares in Units, $ in Thousands
10 Months Ended 12 Months Ended
Aug. 31, 2021
shares
Aug. 31, 2022
CAD ($)
Aug. 31, 2022
shares
Aug. 31, 2022
Share
Aug. 31, 2022
$ / shares
Aug. 31, 2021
CAD ($)
Aug. 31, 2021
shares
Aug. 31, 2021
Share
Aug. 31, 2021
$ / shares
Disclosure of terms and conditions of share-based payment arrangement [line items]                  
Number of share options exercised in share-based payment arrangement (in shares) | Share       100,799       1,691,498  
Average exercise price (cad per share) | $ / shares         $ 0.70       $ 2.38
Proceeds from exercise of options   $ 74       $ 4,027      
Exercise of stock options   74       4,027      
Number of warrants exercised in the period (shares) | shares 1,743,850   0       1,743,850    
RSUs                  
Disclosure of terms and conditions of share-based payment arrangement [line items]                  
Exercised of restricted share units or performance share units (in shares) | Share       259,000       80,491  
Exercise of restricted share units or performance share units   1,239       382      
PSUs                  
Disclosure of terms and conditions of share-based payment arrangement [line items]                  
Exercised of restricted share units or performance share units (in shares)     74,331 74,331     1,858 1,858,000  
Exercise of restricted share units or performance share units   0       0      
Issued capital                  
Disclosure of terms and conditions of share-based payment arrangement [line items]                  
Exercise of stock options   127       6,268      
Issued capital | PSUs                  
Disclosure of terms and conditions of share-based payment arrangement [line items]                  
Exercise of restricted share units or performance share units   221       9      
Reserve of change in value of options and warrants                  
Disclosure of terms and conditions of share-based payment arrangement [line items]                  
Exercise of stock options   (53)       (2,241)      
Reserve of change in value of options and warrants | RSUs                  
Disclosure of terms and conditions of share-based payment arrangement [line items]                  
Exercise of restricted share units or performance share units   (1,239)       (382)      
Reserve of change in value of options and warrants | PSUs                  
Disclosure of terms and conditions of share-based payment arrangement [line items]                  
Exercise of restricted share units or performance share units   $ (221)       $ (9)