v3.25.1
Note 5 - Property, Plant and Equipment (Tables)
12 Months Ended
Mar. 31, 2025
Notes Tables  
Property, Plant and Equipment [Table Text Block]
   

As of:

 
   

March 31,

   

March 31,

 
   

2025

   

2024

 

Land and land improvements

  $ 52,339     $ 49,627  

Buildings and improvements

    238,709       236,141  

Machinery and equipment

    502,223       457,433  

Office equipment, furniture, vehicles and computer software

    15,604       14,971  

Construction in progress

    16,177       14,450  

Property, plant and equipment, cost

    825,052       772,622  

Less: accumulated depreciation

    (500,284 )     (467,606 )

Property, plant and equipment, net

  $ 324,768     $ 305,016