v3.25.1
Note 4 - Inventories (Tables)
12 Months Ended
Mar. 31, 2025
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   

As of:

 
   

March 31,

   

March 31,

 
   

2025

   

2024

 

Finished products

  $ 619,598     $ 795,993  

Work in process

    106,006       125,027  

Raw materials and supplies

    237,607       276,454  
      963,211       1,197,474  

Less: excess of FIFO cost over LIFO cost

    (359,256 )     (324,782 )

Total inventories

  $ 603,955     $ 872,692