Note 15 - Income Taxes - Components of Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 28, 2019	Dec. 29, 2018
Current
Federal	$ (688)	$ (198)
State and local	181	51
Foreign	166	(90)
	(341)	(237)
Deferred
Federal	892	1,399
State	229	64
Foreign	(16)	(33)
	1,105	1,430
Total income tax expense	764	1,193
United States	3,626	3,671
Foreign Jurisdictions	1,196	237
Income before income taxes	$ 4,822	$ 3,908

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