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RESEARCH AND DEVELOPMENT - Disclosure of research and development expense (Details) - CAD ($) | 4 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2019 | Sep. 30, 2021 | Sep. 30, 2020
Research And Development [Line Items] |  |  |
Research and development expense | $ 42,009 | $ 6,313,988 | $ 354,852
Laboratory costs [Member] |  |  |
Research And Development [Line Items] |  |  |
Research and development expense | 27,164 | 82,871 | 25,874
Novel drug development [Member] |  |  |
Research And Development [Line Items] |  |  |
Research and development expense | 0 | 3,638,910 | 110,029
Patents and related payments [Member] |  |  |
Research And Development [Line Items] |  |  |
Research and development expense | 0 | 513,302 | 13,895
Salary and subcontractors [Member] |  |  |
Research And Development [Line Items] |  |  |
Research and development expense | 14,845 | 1,369,769 | 43,754
Share-based compensation [Member] |  |  |
Research And Development [Line Items] |  |  |
Research and development expense | $ 0 | $ 709,136 | $ 161,300

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- Definition The amount of expenditure directly attributable to research or development activities, recognised in profit or loss. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2020-01-01 -Paragraph 126 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=38&code=ifrs-tx-2020-en-r&anchor=para_126&doctype=Standard -URIDate 2020-01-01 + Details
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