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Inventories
 9 Months Ended
Jun. 30, 2021
Inventory Disclosure [Abstract]  
Inventories

6. Inventories

Inventories consisted of the following components:

 

 

 

June 30,

 

 

September 30,

 

(In thousands)

 

2021

 

 

2020

 

Raw materials

 

$

3,812

 

 

$

3,758

 

Work-in process

 

 

1,263

 

 

 

817

 

Finished products

 

 

1,241

 

 

 

1,391

 

Total

 

$

6,316

 

 

$

5,966