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Inventories (Tables)
 3 Months Ended
Dec. 31, 2018
Inventory Disclosure [Abstract]  
Components of Inventories Inventories consisted of the following components:

 

 

 

December 31,

 

 

September 30,

 

(Dollars in thousands)

 

2018

 

 

2018

 

Raw materials

 

$

1,961

 

 

$

1,890

 

Work-in process

 

 

753

 

 

 

780

 

Finished products

 

 

1,454

 

 

 

1,346

 

Total

 

$

4,168

 

 

$

4,016