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Intangible Assets, Net - Schedule of Finite-Lived Intangible Assets (Details) - USD ($) $ in Thousands | Jan. 03, 2020 | Dec. 28, 2018
--- | --- | ---
Long-lived intangible assets |  |
Long-lived intangible assets, Net | $ 296 | $ 243
Patents and licenses |  |
Long-lived intangible assets |  |
Long-lived intangible assets, Gross Carrying Amount | 9,353 | 9,257
Long-lived intangible assets, Accumulated Amortization | (9,057) | (9,014)
Long-lived intangible assets, Net | $ 296 | $ 243

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