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Note G - Intangible Assets - Summary of Intangible Assets (Details) - USD ($) | Dec. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Gross carrying amount | $ 2,529,831 | $ 2,607,663
Less accumulated amortization | (1,699,751) | (1,510,310)
Net carrying amount, total | 830,080 | 1,097,353
Trade Names [Member] |  |
Gross carrying amount | 130,000 | 130,000
Proprietary Software [Member] |  |
Gross carrying amount | 420,000 | 420,000
Customer Relationships [Member] |  |
Gross carrying amount | 1,692,583 | 1,692,583
Patents [Member] |  |
Gross carrying amount | $ 287,248 | $ 365,080

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