Note 6 - Capital Assets - Schedule of Capital Assets (Details) - USD ($) $ in Thousands |
May 31, 2025 |
May 31, 2024 |
|---|---|---|
| Capital assets, gross | $ 804,728 | $ 747,822 |
| Less: accumulated amortization | (236,295) | (189,575) |
| Total | 568,433 | 558,247 |
| Land [Member] | ||
| Capital assets, gross | 44,529 | 45,577 |
| Manufacturing Facility [Member] | ||
| Capital assets, gross | 407,650 | 369,630 |
| Equipment [Member] | ||
| Capital assets, gross | 280,585 | 258,532 |
| Leasehold Improvements [Member] | ||
| Capital assets, gross | 20,415 | 19,377 |
| Right of Use Assets [Member] | ||
| Capital assets, gross | 40,308 | 43,993 |
| Construction in Progress [Member] | ||
| Capital assets, gross | $ 11,241 | $ 10,713 |