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Note 8 - Long Term Debt (Details) - Long-term Debt Instruments (USD $)
In Thousands, unless otherwise specified |
Jun. 30, 2014
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Dec. 31, 2013
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| Debt Instrument [Line Items] | ||||||||||
| Long-term debt | $ 14,463 | $ 14,283 | ||||||||
| Less current portion of long-term debt | 3,555 | 2,876 | ||||||||
| Less long-term debt related to assets held for sale | 17 | 35 | ||||||||
| 10,891 | 11,372 | |||||||||
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Revolving Credit [Member]
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| Debt Instrument [Line Items] | ||||||||||
| Long-term debt | 1,391 | [1] | [1] | |||||||
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Term Loan [Member]
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| Debt Instrument [Line Items] | ||||||||||
| Long-term debt | 10,095 | [1] | 11,238 | [1] | ||||||
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Promissory Note dated February 12, 2013 ("New Note") [Member]
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| Debt Instrument [Line Items] | ||||||||||
| Long-term debt | 69 | [2] | 127 | [2] | ||||||
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Promissory Note dated August 2, 2013 [Member]
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| Debt Instrument [Line Items] | ||||||||||
| Long-term debt | 2,820 | [2],[3] | 2,777 | [2],[3] | ||||||
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Various Capital Lease and Promissory Note Obligations [Member]
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| Debt Instrument [Line Items] | ||||||||||
| Long-term debt | $ 88 | $ 141 | ||||||||
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