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Inventories (Tables) | 3 Months Ended
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Mar. 31, 2015
Inventory Disclosure [Abstract] |
Schedule of inventory, net of reserves | Inventories, net of reserves, as of March 31, 2015 and December 31, 2014 consisted of the following:
| March 31, 2015 |  | December 31, 2014
Current: |  |  |
Raw materials | $ | 3,071 |  |  | $ | 3,056 |
Finished goods | 12,338 |  |  | 11,408 |
| $ | 15,409 |  |  | $ | 14,464 |
Long-term: |  |  |
Raw materials | $ | 70 |  |  | $ | 59 |
Finished goods | 620 |  |  | 817 |
| $ | 690 |  |  | $ | 876 |
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, 2015 and 2014, respectively.
| Three months ended March 31,
| 2015 |  | 2014
Net loss (gain) on valuation of inventory and write-off of obsolete inventory | $ | 47 |  |  | $ | 416 |

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