Note 3 - Land, Buildings and Equipment - Land, Building, and Equipment (Details) - USD ($) |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Property, plant and equipment, gross | $ 89,492,030 | $ 86,144,082 |
| Accumulated depreciation | (37,927,590) | (35,101,094) |
| Total land, buildings, and equipment, net | 51,564,440 | 51,042,988 |
| Land [Member] | ||
| Property, plant and equipment, gross | 2,835,655 | 2,835,655 |
| Building and Building Improvements [Member] | ||
| Property, plant and equipment, gross | 63,087,702 | 55,620,120 |
| Furniture and Fixtures [Member] | ||
| Property, plant and equipment, gross | 21,557,113 | 21,102,057 |
| Construction in Progress [Member] | ||
| Property, plant and equipment, gross | $ 2,011,560 | $ 6,586,250 |