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Inventory | 3 Months Ended
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Mar. 31, 2018
Inventory Disclosure [Abstract] |
Inventory | Note 3 — Inventory Inventory consists of the following (in thousands):
|  | March 31, 2018 |  |  | December 31, 2017 |
Raw materials |  | $ | 1,742 |  |  | $ | 1,796 |
Work-in-process |  |  | 7,918 |  |  |  | 4,843 |
Finished goods |  |  | 1,015 |  |  |  | 4,087 |
Total inventory |  | $ | 10,675 |  |  | $ | 10,726 |
Inventory is generally manufactured upon receipt of firm purchase orders from our collaboration partners. Inventory includes direct materials, direct labor, and manufacturing overhead and cost is determined on a first-in, first-out basis. Inventory is valued at the lower of cost or net realizable value and defective or excess inventory is written down to net realizable value based on historical experience or projected usage.

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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/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -URI http://asc.fasb.org/topic&trid=2126998 + Details
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