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Inventories (Tables) | 12 Months Ended
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Dec. 31, 2014
Inventory Disclosure [Abstract] |
Components of Inventories | Inventories are stated at the lower of cost or market and consist of the following (in thousands):
|  | December 31, |
|  | 2014 |  |  | 2013 |
Short-term inventories: |  |  |  |  |  |  |  |
Raw materials |  | $ | 48,005 |  |  | $ | 52,598 |
Work-in-process |  |  | 1,741 |  |  |  | 4,902 |
Finished goods |  |  | 20,663 |  |  |  | 49,351 |
Supplies |  |  | 2,370 |  |  |  | 3,541 |
|  |  | 72,779 |  |  |  | 110,392 |
Long-term inventories: |  |  |  |  |  |  |  |
Finished goods |  |  | 1,214 |  |  |  | 1,249 |
Total inventories |  | $ | 73,993 |  |  | $ | 111,641 |

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- Definition Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process. Includes current and non-current inventory balances. + References No definition available. + Details
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- Details
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