Note 3 - Significant Accounting Policies - Useful Lives of Intangible Assets (Details) |
May 31, 2025 |
|---|---|
| Customer Relationships & Distribution Channel [Member] | Minimum [Member] | |
| Intangible Asset, Useful Life (Year) | 14 years |
| Customer Relationships & Distribution Channel [Member] | Maximum [Member] | |
| Intangible Asset, Useful Life (Year) | 16 years |
| Licenses, Permits and Applications [Member] | Minimum [Member] | |
| Intangible Asset, Useful Life (Year) | 12 months |
| Intellectual Property, Trademarks and Brands [Member] | Minimum [Member] | |
| Intangible Asset, Useful Life (Year) | 15 months |
| Intellectual Property, Trademarks and Brands [Member] | Maximum [Member] | |
| Intangible Asset, Useful Life (Year) | 25 years |
| Know How [Member] | Maximum [Member] | |
| Intangible Asset, Useful Life (Year) | 5 years |