Note 10 - Leases - Cash Flow Information (Details) - USD ($) $ in Thousands	6 Months Ended
	Jul. 01, 2023	Jun. 25, 2022
Operating cash flows from operating leases	$ 3,353	$ 3,329
Operating cash flows from finance leases	1	1
Financing cash flows from finance leases	39	86
Leased assets obtained in exchange for new operating lease liabilities	409	1,251
MCT Worldwide, LLC [Member]
Financing lease assets acquired in MCT acquisition	19	0
Operating lease assets acquired in MCT acquisition	$ 130	$ 0