Note 12 - Treasury Stock Transactions (Details Textual) - USD ($) $ / shares in Units, $ in Millions		12 Months Ended
Apr. 25, 2023	Dec. 30, 2023	Dec. 31, 2022	Jan. 01, 2022
Treasury Stock, Shares, Acquired (in shares)	333,686	1,825,957	1,309,427	1,930,911
Shares Acquired, Average Cost Per Share (in dollars per share)	$ 11.91	$ 14	$ 12.63	$ 4.68
Stock Repurchase Program, Remaining Authorized Repurchase Amount		$ 13.6
Treasury Stock Repurchase Plan [Member]
Sales and Excise Tax Payable		$ 0.2
Maximum [Member]
Stock Repurchase Program, Authorized Amount	$ 25.0

Carrying value as of the balance sheet date of liabilities incurred through that date and payable for statutory sales and use taxes, including value added tax.

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-Name Accounting Standards Codification
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-SubTopic 30
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