Note 1 - Summary of Accounting Policies - Useful Lives of Property, Plant and Equipment (Details) |
Jun. 30, 2026 |
|---|---|
| Building [Member] | Minimum [Member] | |
| Property, plant and equipment, useful life (Year) | 40 years |
| Building [Member] | Maximum [Member] | |
| Property, plant and equipment, useful life (Year) | 50 years |
| Machinery and Equipment [Member] | Minimum [Member] | |
| Property, plant and equipment, useful life (Year) | 8 years |
| Machinery and Equipment [Member] | Maximum [Member] | |
| Property, plant and equipment, useful life (Year) | 15 years |
| Furniture and Fixtures [Member] | Minimum [Member] | |
| Property, plant and equipment, useful life (Year) | 3 years |
| Furniture and Fixtures [Member] | Maximum [Member] | |
| Property, plant and equipment, useful life (Year) | 10 years |
| Computer Equipment [Member] | Minimum [Member] | |
| Property, plant and equipment, useful life (Year) | 3 years |
| Computer Equipment [Member] | Maximum [Member] | |
| Property, plant and equipment, useful life (Year) | 7 years |