Note 17 - Retirement Plans (Details Textual) - USD ($) $ in Thousands	12 Months Ended
Dec. 30, 2023	Dec. 31, 2022	Jan. 01, 2022
Deferred Compensation Arrangement with Individual, Contributions by Employer	$ 698	$ 626	$ 721

Amount of contributions made by employer into fund established for purposes of making future disbursement to individual in accordance with deferred compensation arrangement.

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration