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Note B - Cash and Cash Equivalents (Tables) | 12 Months Ended
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Dec. 31, 2025
Notes Tables |
Schedule of Cash and Cash Equivalents [Table Text Block] |
|  | December 31, |
|  | 2025 |  |  | 2024 |
Demand Deposits |  | $ | 248,997 |  |  | $ | 404,801 |
Money market funds |  |  | 1,002,100 |  |  |  | 1,470,854 |
Total cash and cash equivalents |  | $ | 1,251,097 |  |  | $ | 1,875,655 |

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