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Inventories (Tables)
9 Months Ended
Sep. 30, 2023
Inventory Disclosure [Abstract]  
Schedule of Inventories

Inventories consisted of the following:

 

(Dollars in thousands)  September 30, 2023   December 31, 2022 
Raw materials  $2,424   $3,127 
Finished goods   1,139    1,315 
Total inventories  $3,563   $4,442