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Note 4 - Inventories | 9 Months Ended
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Sep. 30, 2018
Notes to Financial Statements |
Inventory Disclosure [Text Block] |
4 . | Inventories
Inventories consist of the following (in thousands):
|  | September 30, 2018 |  |  | December 31, 2017 |
Short-term inventories: |  |  |  |  |  |  |  |
Raw materials |  | $ | 29,471 |  |  | $ | 13,700 |
Work-in-process |  |  | 3,099 |  |  |  | 1,268 |
Finished goods |  |  | 585 |  |  |  | 464 |
Supplies |  |  | 1,587 |  |  |  | 1,623 |
Total short-term inventories |  |  | 34,742 |  |  |  | 17,055 |
Long-term inventories: |  |  |  |  |  |  |  |
Finished goods |  |  | 91 |  |  |  | 820 |
Total inventories |  | $ | 34,833 |  |  | $ | 17,875 |
Long-term inventories are recorded in Other assets.

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