Note 13 - Segment Information - Total Assets by Geographic Area (Details) - USD ($) $ in Thousands	Jul. 01, 2023	Dec. 31, 2022	Jul. 02, 2022
Total assets	$ 105,537	$ 87,964	$ 72,425
UNITED STATES
Total assets	97,247	81,558
CANADA
Total assets	2,037	1,640
PUERTO RICO
Total assets	2,346	1,401
Europe [Member]
Total assets	$ 3,907	$ 3,365