Note 15 - Income Taxes - Components of Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 29, 2018	Dec. 30, 2017
Current
Federal	$ (198)	$ (471)
State and local	51	118
Foreign	(90)	237
	(237)	(116)
Deferred
Federal	1,399	(1,841)
State	64	(495)
Foreign	(33)	197
	1,430	(2,139)
Total income tax (benefit) expense	1,193	(2,255)
United States	3,671	(1,660)
Foreign Jurisdictions	237	1,415
Income (loss) before income taxes	$ 3,908	$ (245)

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