Annual report pursuant to Section 13 and 15(d)

Note 12 - Defined Contribution Pension Plan and Post-employment Benefit Plan (Details Textual)

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Note 12 - Defined Contribution Pension Plan and Post-employment Benefit Plan (Details Textual) - USD ($)
$ in Thousands
12 Months Ended
Jan. 03, 2016
Dec. 28, 2014
Dec. 29, 2013
MEXICO      
Postemployment Benefits Liability $ 268 $ 298  
Defined Benefit Plan, Contributions by Employer $ 157 $ 104 $ 408