Note 9 - Other Assets - Schedule of Intangible Assets (Details) - USD ($) |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Cost | $ 938,175 | $ 899,729 |
| Accumulated amortization | 572,127 | 493,428 |
| Intangible assets, net | 366,048 | 406,301 |
| Patents and Trademarks [Member] | ||
| Cost | 895,789 | 879,492 |
| Accumulated amortization | 547,319 | 478,250 |
| Intangible assets, net | 348,470 | 401,242 |
| Other Intangible Assets [Member] | ||
| Cost | 42,386 | 20,237 |
| Accumulated amortization | 24,808 | 15,178 |
| Intangible assets, net | $ 17,578 | $ 5,059 |
| X | ||||||||||
- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Details
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- Details
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