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Note 1 - Summary of Significant Accounting Policies - Schedule of Inventory (Details) - USD ($) $ in Thousands	Jun. 27, 2026	Dec. 27, 2025
Raw materials and purchased parts	$ 92,022	$ 84,797
Work in process	26,539	23,388
Finished goods	21,773	20,821
Total inventories	$ 140,334	$ 129,006	[1]
[1] Derived from December 27, 2025, audited financial statements

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Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.

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Aggregated amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed. This amount is net of valuation reserves and adjustments.

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