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Note 15 - Accumulated Other Comprehensive Loss (Tables) | 3 Months Ended
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Apr. 03, 2016
Notes Tables |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] |
|  | April 3, |  |  | December 31, |
|  | 2016 |  |  | 2015 |
|  | (Unaudited) |  |  |  |
Foreign currency translation adjustments |  | $ | (9,584 | ) |  | $ | (9,554 | )
Employee benefit related adjustments – U.S. |  |  | (16,177 | ) |  |  | (16,177 | )
Employee benefit related adjustments – Mexico |  |  | (29 | ) |  |  | (29 | )
Accumulated other comprehensive loss |  | $ | (25,790 | ) |  | $ | (25,760 | )

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