Note F - Equipment and Leasehold Improvements - Summary of Equipment and Leasehold Improvements (Details) - USD ($) |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Property, plant, and equipment, gross | $ 1,036,925 | $ 1,336,029 |
| Less accumulated depreciation and amortization | (969,174) | (1,195,831) |
| Total | 67,751 | 140,198 |
| Equipment [Member] | ||
| Property, plant, and equipment, gross | 791,140 | 1,016,802 |
| Furniture and Fixtures [Member] | ||
| Property, plant, and equipment, gross | 201,679 | 225,978 |
| Software, Internally Developed [Member] | ||
| Property, plant, and equipment, gross | 0 | 49,143 |
| Leasehold Improvements [Member] | ||
| Property, plant, and equipment, gross | $ 44,106 | $ 44,106 |
| X | ||||||||||
- Definition Amount of accumulated depreciation, depletion, and amortization of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, before accumulated depreciation, depletion, and amortization, of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after accumulated depreciation, depletion, and amortization, of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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