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Inventories
12 Months Ended
Apr. 30, 2020
Inventory Disclosure [Abstract]  
Inventory Disclosure [Text Block]

5.    Inventories, Net


Inventories, net at April 30, 2020 and 2019, respectively, consisted of the following (in thousands):


   

2020

   

2019

 

Raw Materials and Component Parts

  $ 15,470     $ 11,600  

Work in Progress

    6,104       8,896  

Finished Goods

    1,384       2,860  
    $ 22,958     $ 23,356  

The Company’s inventory reserve policy resulted in a charge of $1.1 million in the fiscal year ended April 30, 2019. Inventory reserves included in inventory were $6.6 million for each of the fiscal years ended April 30, 2020 and 2019.