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3. INVENTORIES (Details) (USD $) In Thousands, unless otherwise specified | Sep. 30, 2014 | Dec. 31, 2013
--- | --- | ---
Inventory balances |  |
Finished goods | $ 12,396 | $ 10,287
Raw materials | 3,386 | 9,418
Work in progress | 3,114 | 2,766
Other | 1,367 | 915
Total | $ 20,263 | $ 23,386

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