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Note 8 - Inventory (Tables)
12 Months Ended
Mar. 31, 2023
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
  

March 31, 2023

  

March 31, 2022

 

Raw materials

 $16,654  $11,020 

Work-in-process

  15,200   10,462 

Finished goods

  2,996   1,326 

Deferred program costs

  2,136   858 

Inventory

 $36,986  $23,666