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Inventories (Tables) | 3 Months Ended
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Mar. 31, 2014
Inventory Disclosure [Abstract] |
Schedule of inventory, net of reserves | Inventories, net of reserves, as of March 31, 2014 and December 31, 2013 consisted of the following:
| March 31, 2014 |  | December 31, 2013
Current: |  |  |
Raw materials | $ | 1,959 |  |  | $ | 1,362 |
Finished goods | 10,682 |  |  | 10,916 |
| $ | 12,641 |  |  | $ | 12,278 |
Long-term: |  |  |
Raw materials | $ | 256 |  |  | $ | 227 |
Finished goods | 319 |  |  | 324 |
| $ | 575 |  |  | $ | 551 |
Schedule of Non-Current Inventory Valuation Losses | The following table summarizes the losses incurred on valuation of inventory at lower of cost or market value and write-off of obsolete inventory during the three months ended March 31, 2014 and 2013, respectively.
| Three months ended March 31,
| 2014 |  | 2013
Net loss (gain) on valuation of inventory and write-off of obsolete inventory | $ | 416 |  |  | $ | (34 | )

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