v3.26.1
INVENTORIES - Schedule of Inventory (Details) - USD ($)
May 31, 2026
Feb. 28, 2026
Inventory Current [Member]    
Current:    
Product inventory $ 16,431,000 $ 17,771,000
Inventory valuation allowance (371,100) (358,800)
Inventories net 16,059,900 17,412,200
Inventory, Noncurrent [Member]    
Current:    
Product inventory 21,010,200 21,056,700
Inventory valuation allowance (861,000) (805,000)
Inventories net $ 20,149,200 $ 20,251,700