Note 4 - Balance Sheet Components - Property, Plant and Equipment (Details) - USD ($) $ in Thousands	Oct. 01, 2022	Jan. 01, 2022
Property, Plant and Equipment, Net	$ 45,217	$ 38,094
UNITED STATES
Property, Plant and Equipment, Net	30,829	26,509
TAIWAN
Property, Plant and Equipment, Net	8,706	6,555
PHILIPPINES
Property, Plant and Equipment, Net	3,178	2,498
CHINA
Property, Plant and Equipment, Net	1,362	1,643
Other [Member]
Property, Plant and Equipment, Net	1,142	889
Foreign Countries [Member]
Property, Plant and Equipment, Net	$ 14,388	$ 11,585

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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