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Note 12 - Accrued Liabilities (Tables) | 12 Months Ended
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Dec. 31, 2018
Notes Tables |
Schedule of Accrued Liabilities [Table Text Block] |
|  | December 31, |
|  | 2018 |  |  | 2017 |
Salaries, wages, employment taxes and withholdings |  | $ | 2,019 |  |  | $ | 1,720 |
Employee benefit plans |  |  | 1,050 |  |  |  | 703 |
Accrued professional fees |  |  | 821 |  |  |  | 3,596 |
Income, property and other taxes |  |  | 453 |  |  |  | 387 |
Contract liabilities |  |  | 8,369 |  |  |  | 1,509 |
Deferred gain from sale-leaseback |  |  | 500 |  |  |  | 499 |
Exit and disposal activity accruals |  |  | 0 |  |  |  | 145 |
Other |  |  | 1,753 |  |  |  | 1,771 |
Total |  | $ | 14,965 |  |  | $ | 10,330 |

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