v3.26.1
Inventory
12 Months Ended
Mar. 31, 2026
Inventory [Abstract]  
Inventory
5. Inventory
 
Inventory is comprised of the following:
 
     March 31, 2026      March 31, 2025  
Inventory - net
         
Raw materials
 $145,832,000   $150,274,000 
Work in process
  9,930,000    7,821,000 
Finished goods
  243,843,000    202,078,000 
    399,605,000    360,173,000 
Less allowance for excess and obsolete inventory
  (19,002,000   (18,964,000
Total inventory - net
 $380,603,000   $341,209,000 
Inventory unreturned
 $16,438,000   $18,460,000