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Revolving Line of Credit (Tables) | 12 Months Ended
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Dec. 31, 2014
Debt Disclosure [Abstract] |
Debt covenants [Table Text Block] | On December 31, 2014, we were in compliance with all financial covenants as detailed below:
Quarterly Financial Covenants |  | Requirement |  | Actual
EBITDA to fixed charges ratio |  | 1.10 : 1.00 |  | 2.61 : 1.00
Minimum tangible net worth |  | $45.0 million |  | $54.1 million

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- Definition Debt covenants [Table Text Block] + References No definition available. + Details
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