v3.26.3
Note 8 - Leases (Details Textual) - USD ($)
3 Months Ended
Apr. 23, 2026
Aug. 31, 2026
Aug. 31, 2025
May 31, 2026
Finance Lease, Right-of-Use Asset, Amortization   $ 0 $ 1,222  
Finance Lease, Principal Payments   0 1,474  
Long-Term Debt   11,990,703   $ 11,994,589
Finance Lease, Liability   1,670,000    
Financing Obligation [Member]        
Long-Term Debt   1,640,000    
Equipment One [Member]        
Finance Lease, Right-of-Use Asset, Amortization   $ 0 $ 1,222  
Two Buildings [Member]        
Lessee, Operating Lease, Term of Contract   10 years    
Lessee, Operating Lease, Renewal Term   5 months    
Lessee, Operating Lease, Discount Rate   6.00%    
Monthly Rent Expense, Monthly Increase Every Fifth Year, Percent   5.00%    
Corporate Offices [Member]        
Lessee, Operating Lease, Term of Contract   6 years    
Lessee, Operating Lease, Discount Rate   8.50%    
Lease Agreement With Robert Rosene [Member]        
Lessee, Finance Lease, Term of Contract 5 years      
Monthly Rent Expense $ 16,750      
Monthly Rent Expense, Annual Increase, Percentage 2.00%      
Finance Lease, Principal Payments   $ 50,250    
Finance Lease, Effective Interest Rate   12.35%    
Lease Agreement With Robert Rosene [Member] | Financing Obligation [Member]        
Proceeds from Issuance of Long-Term Debt $ 1,700,000