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SHARE CAPITAL - Disclosure of number and weighted average exercise prices of share options (Details) - Stock Options [Member]
 1 Months Ended 12 Months Ended
Jan. 21, 2021
Shares
Sep. 30, 2021
shares
$ / shares
Sep. 30, 2020
shares
$ / shares
Disclosure of classes of share capital [line items]      
Number of options, Beginning Balance | shares   150,000 0
Number of options, Granted | shares   895,807 150,000
Number of options, Cancelled (20,000) (20,000)  
Number of options, Ending Balance | shares   1,025,807 150,000
Weighted average exercise price, Beginning Balance   $ 1.25 $ 0
Weighted average exercise price, Granted   4.29 1.25
Weighted average exercise price, Cancelled   1.25  
Weighted average exercise price, Ending Balance   $ 3.90 $ 1.25