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Property, Plant and Equipment - Schedule of Depreciation Expense and Loss on Disposal of Property, Plant and Equipment (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
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Sep. 26, 2025 | Sep. 27, 2024 | Sep. 26, 2025 | Sep. 27, 2024
Property, Plant and Equipment [Abstract] |  |  |  |
Cost of sales | $ 750 | $ 586 | $ 2,390 | $ 1,614
General and administrative | 874 | 910 | 2,790 | 1,857
Selling and marketing | 176 | 54 | 525 | 446
Research and development | 200 | 171 | 570 | 489
Total depreciation expense | $ 2,000 | $ 1,721 | $ 6,275 | $ 4,406

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