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Note 11 - Inventory (Tables) | 6 Months Ended
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Jul. 01, 2018
Notes Tables |
Schedule of Inventory, Current [Table Text Block] |
|  | July 1 , |  |  | December 31, |
|  | 201 8 |  |  | 201 7 |
|  | (Unaudited) |  |  |  |  |
Raw materials |  | $ | 11,077 |  |  | $ | 10,011 |
Work in process |  |  | 6,413 |  |  |  | 7,150 |
Finished goods |  |  | 1,257 |  |  |  | 1,645 |
Reserve for excess and obsolete inventory |  |  | (1,192 | ) |  |  | (1,165 | )
Total |  | $ | 17,555 |  |  | $ | 17,641 |

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