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

Inventories consisted of the following (in thousands):

           
   June 30,
2022
   December 31,
2021
 
Raw materials  $551   $411 
WIP   126    134 
Finished goods   98    52 
Inventory net   $775   $597