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INVENTORIES
9 Months Ended
Sep. 30, 2021
Inventory Disclosure [Abstract]  
INVENTORIES

6. INVENTORIES

 

The components of inventories are summarized below:

 

     September 30,   December 31, 
   2021   2020 
Raw materials  $1,840   $1,719 
Work in process   2,457    1,420 
Provision for excess and obsolete inventory   (797)   (736)
Total inventories  $3,500   $2,403 

 

Inventories are stated at the lower of cost or a net realizable value determined on a weighted average method.