Income taxes (Narrative) (Details) - USD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
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| Operating Loss Carryforwards [Line Items] | ||
| Domestic provincial income taxes attributable to Ontario rate | 11.50% | |
| Domestic provincial income taxes | $ 0 | |
| Federal statutory income tax rate | 15.00% | |
| Research and development tax credits | $ 210,610 | $ 242,190 |
| Non-capital losses carry forward - Canada | $ 20,099,000 | |
| US [Member] | ||
| Operating Loss Carryforwards [Line Items] | ||
| Federal statutory income tax rate | 21.00% | |
| Research and development tax credits | $ 210,606 | |
| Net operating losses carryforward | 20,949,000 | |
| Operating loss carryforwards subject to expiration | 1,253,000 | |
| Operating loss carryforwards not subject to expiration | 19,696,000 | |
| Additional net operating losses carry forward | $ 20,949,000 |
| X | ||||||||||
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible foreign additional operating loss carryforwards. No definition available.
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible domestic operating loss carryforwards. Excludes state and local operating loss carryforwards. No definition available.
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| X | ||||||||||
- Definition Amount of current state and local tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, current regional, territorial, and provincial tax expense (benefit) for non-US (United States of America) jurisdiction. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary difference from in-process research and development cost acquired in business combination or from joint venture formation or both. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible foreign operating loss carryforwards. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards that are not subject to expiration dates. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards that are subject to expiration dates. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Details
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