Note 11 - Operating Segment and Geographic Information - Net Sales by Country (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 25, 2021
Net Sales	$ 263,566	$ 313,757	$ 313,612
North America [Member]
Net Sales	257,228	307,318	309,211
Europe [Member]
Net Sales	2,856	3,036	2,153
Other [Member]
Net Sales	$ 3,482	$ 3,403	$ 2,248