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SHARE CAPITAL - Disclosure of share based payments recognized in the consolidated statements of comprehensive loss (Details) - CAD ($)
4 Months Ended 12 Months Ended
Sep. 30, 2019
Sep. 30, 2021
Sep. 30, 2020
Disclosure of classes of share capital [line items]      
Share-based compensation expense $ 0 $ 880,615 $ 161,300
Equity settled [Member]      
Disclosure of classes of share capital [line items]      
Share-based compensation expense 0 880,615 161,300
Equity settled [Member] | Stock Options [Member]      
Disclosure of classes of share capital [line items]      
Share-based compensation expense 0 643,963 138,000
Equity settled [Member] | Restricted Share Units [Member]      
Disclosure of classes of share capital [line items]      
Share-based compensation expense 0 236,652 23,300
Cash settled [Member] | Restricted Share Units [Member]      
Disclosure of classes of share capital [line items]      
Share-based compensation expense $ 0 $ 0 $ 0