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Inventories, Net
3 Months Ended
Mar. 31, 2019
Inventory Disclosure [Abstract]  
Inventories, Net

Note 3. - Inventories, net

 

Inventories are comprised of the following:   March 31, 2019     December 31, 2018  
Raw materials   $ 48,357     $ 43,744  
Work in process     30,025       25,957  
Finished goods     4,541       14,251  
Stores and spares     7,583       7,437  
Packing material     525       540  
      91,031       91,929  
Less: Inventory allowance     (82 )     (80 )
    $ 90,949     $ 91,849