Note 24 - Financial Risk Management and Financial Instruments - Reconciliation of Level 3 Assets and Liabilities (Details) - Fair Value, Inputs, Level 3 [Member] - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Aug. 31, 2026 |
Aug. 31, 2025 |
|
| Warrant Liability [Member] | ||
| Balance | $ (1,092) | |
| Unrealized gain (loss) on fair value | (3,670) | |
| Balance | (4,762) | |
| Contingent Consideration [Member] | ||
| Balance | (15,000) | |
| Unrealized gain (loss) on fair value | 15,000 | |
| Balance | 0 | |
| Equity Investments [Member] | ||
| Balance | $ 4,364 | 8,160 |
| Unrealized gain (loss) on fair value | 0 | 0 |
| Balance | $ 4,364 | $ 8,160 |