Note 8 - Income Taxes (Details Textual) - USD ($) $ in Thousands		3 Months Ended
Apr. 03, 2022	Apr. 03, 2022	Apr. 04, 2021	Feb. 02, 2022
Income Tax Expense (Benefit), Total		$ (1)	$ 152
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Percent	(4.30%)
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	$ 0	$ 0		$ 0
Open Tax Year		1999 2020 2021
Approximate [Member]
Income Tax Expense (Benefit), Total		$ (1)	$ 200

Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to the repatriation of foreign earnings.

+ References

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

+ References

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Tax year that remains open to examination under enacted tax laws, in YYYY format.

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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

+ References

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