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Note 15 - Income Taxes (Details Textual) - USD ($)
3 Months Ended 9 Months Ended
Oct. 04, 2015
Oct. 02, 2016
Oct. 04, 2015
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent   35.00% 35.00%
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent   30.00% 30.00%
Deferred Income Tax Expense (Benefit) $ 2,436,000 $ 0 $ 2,436,000