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Inventories (Tables)
 9 Months Ended
Jun. 30, 2022
Inventory Disclosure [Abstract]  
Schedule of Components of Inventories

The components of inventories are as follows, in thousands:

 

 

 

June 30,
2022

 

 

September 30,
2021

 

Purchased parts and raw materials

 

$

20,486

 

 

$

16,260

 

Work-in-process

 

 

6,673

 

 

 

4,865

 

Finished goods

 

 

4,797

 

 

 

5,055

 

 

 

 

31,956

 

 

 

26,180

 

Excess and obsolete reserves

 

 

(4,499

)

 

 

(4,105

)

Inventories

 

$

27,457

 

 

$

22,075