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Note 11 - Segment and Geographic Information - Summary of Net Sales to Customers, Attributed to Countries (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 27, 2025 | Dec. 28, 2024 | Dec. 30, 2023
Net sales | $ 452,956 | $ 401,779 | $ 636,322
PHILIPPINES |  |  |
Net sales | 68,936 | 51,310 | 92,529
TAIWAN |  |  |
Net sales | 64,667 | 22,562 | 27,901
CHINA |  |  |
Net sales | 60,654 | 59,491 | 92,408
MALAYSIA |  |  |
Net sales | 57,263 | 54,016 | 100,949
UNITED STATES |  |  |
Net sales | 46,957 | 56,663 | 76,995
SINGAPORE |  |  |
Net sales | 26,176 | 40,827 | 53,518
Rest of the World [Member] |  |  |
Net sales | $ 128,303 | $ 116,910 | $ 192,022

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