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Inventory (Tables)
9 Months Ended
Jan. 31, 2025
Inventory Disclosure [Abstract]  
Schedule of Inventory

The Company holds inventory related to the production of its WAM-V® and PowerBuoy® products.

 

   January 31, 2025   April 30, 2024 
   (in thousands) 
Raw Materials  $3,254   $4,298 
Work in Process   695    397 
Finished Products       136 
Inventory, net  $3,949   $4,831