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SHARE CAPITAL (Tables)
12 Months Ended
Aug. 31, 2023
Disclosure of classes of share capital [abstract]  
Disclosure of number and weighted average exercise prices of share options [Table Text Block]
    Number of Share
Options
    Average Exercise
Price in CAD
 
Options outstanding at August 31, 2021   3,808,521   $ 3.96  
Granted   1,273,000   $ 2.36  
Expired   (1,256,517 ) $ 4.08  
Exercised   (158,333 ) $ 1.86  
Options outstanding at August 31, 2022   3,666,671   $ 3.45  
Granted   1,358,000   $ 2.36  
Forfeited   (170,167 ) $ 3.20  
Exercised   (60,667 ) $ 1.81  
Options outstanding at August 31, 2023   4,793,837   $ 3.17  
Disclosure of number and weighted average remaining contractual life of outstanding share options [Table Text Block]
Number Outstanding
at August 31, 2023
  Number Exercisable
at August 31, 2023
  Exercise Price in
CAD
    Average Remaining
Contractual Life (Years)
 
937,000   644,778   $ 6.58     2.30  
99,000   66,000   $ 3.90     2.94  
42,000   14,000   $ 3.40     3.06  
601,836   666,836   $ 2.61     0.61  
21,000   7,000   $ 2.52     3.50  
1,113,000   -   $ 2.37     4.09  
1,135,000   388,333   $ 2.32     3.29  
200,000   -   $ 2.28     4.69  
645,001   645,001   $ 1.81     1.26  
4,793,837   2,431,948           2.72  
Disclosure of assumptions used in valuing stock options granted [Table Text Block]
Year ended   August 31, 2023     August 31, 2022  
Risk-free interest rate   3.45%     1.18%  
Expected life of options   3.9 years     3.5 years  
Annualized volatility1   89%     87%  
Forfeiture rate   0.6%     2.0%  
Dividend rate   0.0%     0.0%  
1The Company uses its historical volatility as the basis for the expected volatility assumption in the Black Scholes option pricing model.