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Income taxes (Tables) | 12 Months Ended
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Dec. 31, 2023
Income taxes |
Summary of income taxes expense | ​
​ | ​ | ​ | ​ | ​
​ |  | 2023 |  | 2022
​ | ​ | $ | ​ | $
​ | ​ | ​ | ​ | ​
Loss before income taxes | ​ | 28,697 |  | 28,382
​ | ​ | ​ | ​ | ​
Recovery based on combined federal and provincial statutory rate of 26% (2022 – 25.48%) | ​ | (7,461) |  | (7,232)
Permanent differences | ​ | 652 |  | 1,082
Change in deferred tax assets not recognized | ​ | 6,929 |  | 6,440
Effect of tax rates in foreign jurisdictions | ​ | (248) |  | (3)
Net income tax (recovery) expense | ​ | (128) | ​ | 287
Schedule of company's income tax provision | ​
​ | ​ | ​ | ​ | ​
​ |  | 2023 |  | 2022
​ | ​ | $ | ​ | $
​ | ​ | ​ | ​ | ​
Current tax (recovery) expense |  | (187) |  | 287
Deferred tax expense |  | 59 |  | —
Net income tax (recovery) expense |  | (128) |  | 287
Schedule of component of deferred tax liability | ​
​ | ​ | ​ | ​ | ​
​ |  | 2023 |  | 2022
​ | ​ | $ | ​ | $
​ | ​ | ​ | ​ | ​
Excess of accounting value of property and equipment over tax value | ​ | (59) | ​ | —
Deferred tax liability | ​ | (59) | ​ | —

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