XML 161 R125.htm IDEA: XBRL DOCUMENT v3.22.4
Income taxes - Schedule of unrecognized deductible temporary differences (Details) - CAD ($)
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2019
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]        
Net operating loss carryforwards $ 18,589,894 $ 9,429,436 $ 4,279,494 $ 2,111,531
Unrecognized deductible temporary differences 22,126,741 13,915,334 6,040,859 2,321,858
Share issuance costs [Member]        
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]        
Unrecognized deductible temporary differences 1,298,783 1,810,927 1,496,239 17,281
Intangibles and development costs [Member]        
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]        
Unrecognized deductible temporary differences 608,705 780,607 0  
Scientific research and development expenditures [Member]        
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]        
Unrecognized deductible temporary differences 1,583,058 1,789,571 218,235 170,940
Other [Member]        
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]        
Unrecognized deductible temporary differences $ 46,300 $ 104,793 $ 46,891 $ 22,106