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Inventories (Tables) | 3 Months Ended
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Mar. 31, 2014
Inventory Disclosure [Abstract] |
Schedule of Inventory, Current [Table Text Block] | Inventories consist of the following (in thousands):
| March 31, 2014 |  | December 31, 2013
Raw materials | $ | 10,278 |  |  | $ | 10,765 |
Work in process | 944 |  |  | 534 |
Finished goods | 19,753 |  |  | 20,158 |
Total | $ | 30,975 |  |  | $ | 31,457 |

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- Definition Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 2 -Paragraph 6 -Subparagraph a,b,c -Article 5 + Details
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