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Note 5 - Inventories (Tables)
6 Months Ended
Jul. 31, 2024
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
  

July 31, 2024

  

January 31, 2024

 

Raw materials

 $14,777  $13,787 

Work in process

  574   611 

Finished goods

  1,275   2,022 

Subtotal

  16,626   16,420 

Less allowance

  803   879 

Inventories

 $15,823  $15,541