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Inventory | 9 Months Ended
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Sep. 30, 2019
Inventory Disclosure [Abstract] |
Inventory | 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, 2019 |  | December 31, 2018
| (in thousands) |  |
Raw materials - current | $ | 23,893 |  |  | $ | 26,152 |
Raw materials - long term, net | 540 |  |  | 3,980 |
Finished Goods | 1,022 |  |  | 1,022 |
Work in process | 5,374 |  |  | 3,800 |
| $ | 30,829 |  |  | $ | 34,954 |
Our long-term inventory consists of raw materials that remain viable but that the Company does not expect to sell or use within the year.

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- Definition The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -URI http://asc.fasb.org/topic&trid=2126998 + Details
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