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Inventories (Tables)
12 Months Ended
Jan. 31, 2023
Inventory Disclosure [Abstract]  
Components of Inventories
The components of invento
ries
are as follows:
 
    
January 31,
 
    
2023
    
2022
 
(In thousands)              
Materials and Supplies
   $ 38,387      $ 22,709  
Work-in-Progress
     1,146        1,489  
Finished Goods
     23,221        19,718  
    
 
 
    
 
 
 
       62,754        43,916  
Inventory Reserve
     (11,430      (9,307
    
 
 
    
 
 
 
     $ 51,324      $ 34,609