Note 7 - Leases - Lease Balance Classifications Within the Consolidated Balance Sheets and Lease Activity (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 30, 2024	Apr. 01, 2023	Dec. 30, 2023
Balance	$ 14,487
Right-of-use assets obtained for new lease contracts during the period	4,684
Amortization of right-of-use assets during the period	(1,865)	$ (1,657)
Adjustments for present value and foreign currency effects	(267)
Balance	17,039
Balance	16,310
Lease liabilities incurred for new lease contracts during the period	4,684
Accretion of lease liabilities	268
Operating cash used for payments on lease liabilities	(2,099)	$ (2,000)
Adjustments for present value and foreign currency effects	(299)
Balance	18,864
Long-term operating lease liabilities, net of current portion	12,799		$ 10,739
Accounts Payable and Accrued Liabilities [Member]
Less: Current portion of operating lease liabilities (included in Accrued liabilities)	$ (6,065)