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Inventory (Tables)
9 Months Ended
Sep. 30, 2019
Inventory Disclosure [Abstract]  
Schedule of Inventory
Our inventory, net of allowance for obsolescence of $3.4 million at September 30, 2019 and $19,000 December 31, 2018 consisted of the following amounts:
September 30, 2019December 31, 2018
(in thousands)
Raw materials - current
$23,893  $26,152  
Raw materials - long term, net540  3,980  
Finished Goods1,022  1,022  
Work in process
5,374  3,800  
$30,829  $34,954