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Debt (Tables) | 6 Months Ended
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Jun. 30, 2013
Table Text Block Supplemental [Abstract] |
Schedule of Debt [Table Text Block] | Debt consists of the following at:
| June 30, 2013 |  | December 31, 2012
Capex loan payable to a bank, interest at a variable rate (1.94% and 1.96% at June 30, 2013 and December 31, 2012, respectively) with monthly payments of interest and principal through May 2016 | $ | 5,000,000 |  |  | $ | 5,857,000 |
Mexican loan payable to a bank, interest at a variable rate (1.94% at June 30, 2013 and December 31, 2012) with annual principal and monthly interest payments through January 2014 | 1,600,000 |  |  | 3,200,000 |
Industrial Development Revenue Bond, interest adjustable week ly (0.30% at December 31, 2012), payable quarterly, principal due in variable quarterly installments, secured by a bank letter of credit. Paid in full in April 2013. | — |  |  | 420,000 |
Revolving Line of Credit | — |  |  | — |
Mexican Expansion Revolving loan | — |  |  | — |
Total | 6,600,000 |  |  | 9,477,000 |
Less current portion | (3,314,000 | ) |  | (3,734,000 | )
Long-term debt | $ | 3,286,000 |  |  | $ | 5,743,000 |

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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
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