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Balance Sheet Information - Summary of Other Assets (Details) - USD ($) $ in Thousands | Jul. 03, 2022 | Jan. 03, 2022 | Jan. 02, 2022
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Balance Sheet Information [Abstract] |  |  |
Supplies and spare parts | $ 2,356 |  | $ 2,388
Deferred contract costs | 0 |  | 1,760
Operating lease right-of-use assets | 163 | $ 184 |
Other assets | 844 |  | 687
Total other assets | $ 3,363 |  | $ 4,835

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