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Note 9 - Income Taxes - Income Tax Expense (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Oct. 01, 2017
Sep. 25, 2016
Oct. 01, 2017
Sep. 25, 2016
Foreign $ 48 $ 12 $ 199 $ (1)
Federal 14 21 42 38
State 4 4 12 11
Deferred Income Taxes 38 55 117 165
Total $ 104 $ 92 $ 370 $ 213