Note 9 - Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) |
Feb. 28, 2026 |
Feb. 28, 2025 |
|---|---|---|
| Accrued Liabilities | $ 88,000 | $ 65,000 |
| Inventory Allowance | 1,226,000 | 1,211,000 |
| Allowance for Sales Reserve | 64,000 | 76,000 |
| Net Operating Loss Carryforwards | 1,061,000 | 1,589,000 |
| Capitalized R&D | 36,000 | 56,000 |
| R&D Credit Carryforward | 50,000 | 50,000 |
| Unrealized Gains | 19,000 | |
| Unrealized Gains | (94,000) | |
| MEI accrual to cash | (45,000) | (90,000) |
| Net book value of intangible assets | (657,000) | (696,000) |
| Prepaid expenses | (30,000) | (26,000) |
| Net Book Value of Fixed Assets | (480,000) | (519,000) |
| Total Deferred Tax Assets | 1,332,000 | 1,622,000 |
| Valuation allowance | 0 | 0 |
| Total Deferred Tax Assets (Liabilities), after valuation | $ 1,332,000 | $ 1,622,000 |
| X | ||||||||||
- Definition Amount of deferred tax liability attributable to taxable temporary differences from accrual to cash on business acquisition. No definition available.
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| X | ||||||||||
- Definition Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences from capitalized research and development. No definition available.
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| X | ||||||||||
- Definition Amount, before allocation of valuation allowances and after 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 before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from inventory. 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 investments (excludes investments in subsidiaries and equity method investments). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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 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 research tax credit 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 temporary differences from accrued liabilities. 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 estimated returns and sales allowances. 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 | ||||||||||
- 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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| X | ||||||||||
- Definition Amount of deferred tax liability attributable to taxable temporary differences from investments (excludes investments in subsidiaries and equity method investments). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of deferred tax consequences attributable to taxable temporary differences derived from prepaid expenses. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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