Note 12 - Income Taxes (Details Textual) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 28, 2026	Jun. 29, 2025	Jun. 28, 2026	Jun. 29, 2025
Income Tax Expense (Benefit)	$ 3	$ 1	$ 0	$ 6
Effective Income Tax Rate Reconciliation, Percent			0.37%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent			21.00%

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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+ Details