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Inventories (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2014
Inventory [Line Items] |
Schedule of Inventory, Current and Non-Current [Table Text Block] | Inventories, net of reserves, consisted of the following:
| As of December 31,
| 2014 |  | 2013
Current: |  |  |
Raw materials | $ | 3,056 |  |  | $ | 1,362 |
Finished goods (including distributor channel inventories) | 11,408 |  |  | 10,916 |
| $ | 14,464 |  |  | $ | 12,278 |
Long-term: |  |  |
Raw materials | $ | 59 |  |  | $ | 227 |
Finished goods | 817 |  |  | 324 |
| $ | 876 |  |  | $ | 551 |

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