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Note 4 - Balance Sheet Components - Property, Plant and Equipment (Details) - USD ($) $ in Thousands | Mar. 29, 2025 | Dec. 28, 2024
--- | --- | ---
Property, Plant and Equipment, Net | $ 55,699 | $ 52,988
UNITED STATES |  |
Property, Plant and Equipment, Net | 27,511 | 26,578
TAIWAN |  |
Property, Plant and Equipment, Net | 11,440 | 11,234
PHILIPPINES |  |
Property, Plant and Equipment, Net | 6,088 | 6,086
INDIA |  |
Property, Plant and Equipment, Net | 3,550 | 2,165
CHINA |  |
Property, Plant and Equipment, Net | 2,845 | 2,504
Other [Member] |  |
Property, Plant and Equipment, Net | 4,265 | 4,421
Foreign Countries [Member] |  |
Property, Plant and Equipment, Net | $ 28,188 | $ 26,410

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