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Net finance costs
 12 Months Ended
Sep. 30, 2022
Disclosure Of Net Finance Cost [Abstract]  
Net finance costs [Text Block]

20.  Net finance costs

The following table presents a breakdown of net finance costs for the following periods:

    Year ended     Year ended      Nine months ended  
    September 30,     September 30,     September 30,  
    2022     2021     2020  
Interest expense from:                  
Unsecured loan $ 321,313   $ 4,527   $ -  
Accretion cost - accrued royalties liability   159,451     64,537     -  
Lease obligations   30,112     33,872     31,242  
Related party loans   -     4,581     8,448  
CEBA term loan   -     4,481     -  
2019 convertible notes   -     -     44,899  
Other   1,114     4,115     5,885  
Total interest expense   511,990     116,113     90,474  
Interest income   (5,988 )   (4,848 )   (2,454 )
Gain on termination of lease obligations   -     -     (17,527 )
Gain on government grant   -     (3,514 )   (9,096 )
Net finance costs $ 506,002   $ 107,751   $ 61,397