v3.26.3
Note 7 - Major Suppliers (Details Textual) - Supplier Concentration Risk [Member] - Cost of Goods and Service Benchmark [Member]
3 Months Ended 6 Months Ended
Aug. 31, 2026
Aug. 31, 2025
Aug. 31, 2026
Aug. 31, 2025
Concentration Risk, Number of Suppliers 3 2 3 2
Three Suppliers [Member]        
Concentration Risk, Percentage 43.00%   49.00%  
Supplier, One [Member]        
Concentration Risk, Percentage 22.00% 33.00% 26.00% 39.00%
Supplier, Two [Member]        
Concentration Risk, Percentage 11.00% 14.00% 12.00% 10.00%
Supplier, Three [Member]        
Concentration Risk, Percentage 10.00%   11.00%  
Two Suppliers [Member]        
Concentration Risk, Percentage   47.00%   49.00%