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Note 17 - Retirement Plans (Details Textual) - USD ($) $ in Thousands | 12 Months Ended
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Jan. 03, 2026 | Dec. 28, 2024
Deferred Compensation Arrangement with Individual, Contributions by Employer | $ 384 | $ 460

X
- Definition Amount of contributions made by employer into fund established for purposes of making future disbursement to individual in accordance with deferred compensation arrangement. + References No definition available. + Details
Name: | us-gaap_DeferredCompensationArrangementWithIndividualContributionsByEmployer
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration