v3.25.4
Note 5 - Property, Plant and Equipment - Summary of Property, Plant and Equipment (Details) - USD ($)
Nov. 30, 2025
May 31, 2025
Property, Plant and Equipment, Gross $ 80,192,243 $ 78,751,850
Less: Accumulated depreciation and amortization (51,623,415) (48,706,964)
Net Property, Plant and Equipment 28,568,828 30,044,886
Machinery and Equipment [Member]    
Property, Plant and Equipment, Gross 72,565,525 71,908,843
Net Property, Plant and Equipment 280,000  
Plant Buildings and Land [Member]    
Property, Plant and Equipment, Gross 3,930,207 3,930,207
Leasehold Improvements [Member]    
Property, Plant and Equipment, Gross 3,154,454 2,370,743
Furniture and Fixtures [Member]    
Property, Plant and Equipment, Gross $ 542,057 $ 542,057