Note 22 - Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands |
Feb. 28, 2026 |
Feb. 28, 2025 |
|---|---|---|
| Deferred tax assets | ||
| Canada net operating loss carry forward | $ 22,974 | $ 20,703 |
| U.S. net operating loss carry forward | 6,865 | 7,620 |
| Accrual and reserves | 879 | 691 |
| Intangibles | 336 | 357 |
| Property, plant and equipment | 4,379 | 4,115 |
| Research and development expenditures and credits | 5,531 | 4,745 |
| Basis in partnership | 235 | 235 |
| Other | 959 | 1,828 |
| Deferred tax assets | 42,158 | 40,294 |
| Deferred tax liabilities | ||
| Intangibles | (469) | (453) |
| Deferred tax liabilities | (469) | (453) |
| Deferred tax assets, net | 41,689 | 39,841 |
| Valuation allowance | (41,689) | (39,841) |
| Deferred tax assets, net | $ 0 | $ 0 |
| X | ||||||||||
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from the parent entity's basis in a partnership. No definition available.
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| X | ||||||||||
- Definition The value of deferred tax assets in relation to capitalized research and development expenditures and research credit carryforwards. No definition available.
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| X | ||||||||||
- Definition Amount, before valuation allowance and after allocation of deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting. No definition available.
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| X | ||||||||||
- Definition Amount of deferred tax liability attributable to taxable temporary differences. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from intangible assets including goodwill. 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 temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting. 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 domestic operating loss carryforwards. Excludes state and local 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 foreign operating loss carryforwards. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other. 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 temporary differences from property, plant, and equipment. 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 temporary differences from reserves and accruals. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of deferred tax liability attributable to taxable temporary differences from intangible assets other than goodwill. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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