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v3.22.4

Trade and other receivables (Tables) | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2022
Trade and other receivables [abstract] |  |
Disclosure of detailed information about trade and other receivables [Table Text Block] |
|  | September 30, 2020 |  |  | December 31, 2019 |
Trade receivables | $ | 210,795 |  | $ | 1,191 |
Sales tax recoverable |  | 142,797 |  |  | 55,684 |
Investment tax credits refundable |  | 127,325 |  |  | 162,928 |
Total | $ | 480,917 |  | $ | 219,803 |
|  | September 30, |  |  | September 30, |
|  | 2022 |  |  | 2021 |
Trade receivables | $ | 114,877 |  | $ | - |
Unbilled revenue |  | 8,881 |  |  | 308,728 |
Sales tax recoverable |  | 48,124 |  |  | 183,761 |
Investment tax credits refundable |  | - |  |  | 206,762 |
Total | $ | 171,882 |  | $ | 699,251 |
Disclosure of detailed information about unbilled trade and other receivables [Table Text Block] |  |
|  | September 30, |  |  | September 30, |
|  | 2022 |  |  | 2021 |
Balance, beginning of year | $ | 308,728 |  | $ | - |
Revenue billed during the year |  | (308,728 | ) |  |  |
Revenue in excess of billings, net of amounts transferred to trade accounts receivable |  | 8,881 |  |  | 308,728 |
Amounts written off |  | - |  |  | - |
Balance, end of year | $ | 8,881 |  | $ | 308,728 |
Current | $ | 8,881 |  | $ | 308,728 |
Non-current | $ | - |  | $ | - |

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