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Note 6 - Inventories, Net (Tables)
9 Months Ended
Jun. 30, 2023
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   

June 30,

   

September 30,

 
   

2023

   

2022

 

Raw materials

  $ 6,387     $ 5,277  

Finished goods

    894       844  

Work in process

    1,449       744  

Inventories, gross

    8,730       6,865  

Reserve for obsolescence

    (780 )     (857 )

Inventories, net

  $ 7,950     $ 6,008