| Schedule of Finite-Lived Intangible Assets [Table Text Block] |
| | | Customer relationships & distribution channel | | | Licenses, permits & applications | | | Intellectual property, trademarks, knowhow & brands | | | February 28, | |
| | | | | | | | | | | | | | | 2026 | |
| Cost | | $ | 2,409 | | | $ | 18,432 | | | $ | 16,784 | | | $ | 37,625 | |
| Accumulated amortization | | | (161 | ) | | | (9,113 | ) | | | (5,008 | ) | | | (14,282 | ) |
| Total | | $ | 2,248 | | | $ | 9,319 | | | $ | 11,776 | | | $ | 23,343 | |
| | | Customer relationships & distribution channel | | | Licenses, permits & applications | | | Non-compete agreements | | | Intellectual property, trademarks, knowhow & brands | | | May 31, | |
| | | | | | | | | | | | | | | | | | | 2025 | |
| Cost | | $ | 610,240 | | | $ | 387,238 | | | $ | 12,449 | | | $ | 618,514 | | | $ | 1,628,441 | |
| Accumulated amortization | | | (166,032 | ) | | | (9,693 | ) | | | (12,449 | ) | | | (155,084 | ) | | | (343,258 | ) |
| Accumulated impairment losses | | | (444,208 | ) | | | (367,022 | ) | | | — | | | | (452,530 | ) | | | (1,263,760 | ) |
| Total | | $ | — | | | $ | 10,523 | | | $ | — | | | $ | 10,900 | | | $ | 21,423 | |
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