Note 9 - Leases - Lease Balance Classifications Within the Consolidated Balance Sheets and Lease Activity (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 28, 2024	Dec. 30, 2023	Dec. 31, 2022
Balance	$ 14,487
Right-of-use assets obtained for new lease contracts during the period	7,428
Amortization of right-of-use assets during the period	(7,530)	$ (6,764)	$ (6,512)
Impairment of right-of use asset during the period (recorded in Restructuring charges)	(384)
Adjustments for present value and foreign currency effects	(131)
Balance	13,870	14,487
Balance	16,310
Lease liabilities accrued for new lease contracts during the period	7,428
Accretion of lease liabilities	977
Operating cash used for payments on lease liabilities	(9,567)	(8,344)	$ (7,419)
Adjustments for present value and foreign currency effects	103
Balance	15,251	16,310
Less: Current portion of operating lease liabilities (included in Accrued liabilities)	(5,818)	(5,571)
Long-term operating lease liabilities, net of current portion	$ 9,433	$ 10,739