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Inventories (Tables) | 12 Months Ended
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Dec. 31, 2012
Inventory Disclosure [Abstract] |
Schedule of Inventory, Current [Table Text Block] | Inventories are comprised of the following:
|  | December 31, 2012 |  |  | December 31, 2011 |
Raw materials |  | $ | 3,486,000 |  |  | $ | 3,027,000 |
Work in Process |  |  | 1,388,000 |  |  |  | 1,503,000 |
Finished Goods |  |  | 11,576,000 |  |  |  | 9,193,000 |
Allowance for excess quantities |  |  | (636,000 | ) |  |  | (384,000 | )
Total inventories |  | $ | 15,814,000 |  |  | $ | 13,339,000 |

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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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