Note 4 - Property and Equipment - Property, Plant and Equipment (Details) - USD ($) $ in Thousands	Jun. 29, 2024	Dec. 30, 2023
Property, Plant and Equipment, Net	$ 50,801	$ 49,546
UNITED STATES
Property, Plant and Equipment, Net	31,833	29,467
TAIWAN
Property, Plant and Equipment, Net	8,146	10,222
PHILIPPINES
Property, Plant and Equipment, Net	5,153	4,602
CHINA
Property, Plant and Equipment, Net	2,758	2,778
Other [Member]
Property, Plant and Equipment, Net	2,911	2,477
Foreign Countries [Member]
Property, Plant and Equipment, Net	$ 18,968	$ 20,079