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Inventories (Details) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2012 | Dec. 31, 2011
--- | --- | ---
Current: |  |
Raw materials | $ 734 | $ 1,091
Finished goods | 10,139 | 11,474
Inventories, current | 10,873 | 12,565
Long-term: |  |
Raw materials | 891 | 444
Finished goods | 1,064 | 1,461
Inventories, long-term | 1,955 | 1,905
Inventory, finished goods, amount under consignment | $ 1,289 | $ 1,199

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