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Related Party - Topcon - Additional Information (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 29, 2024 | Jul. 01, 2023 | Jun. 29, 2024 | Jul. 01, 2023 | Dec. 30, 2023
Related Party Transaction [Line Items] |  |  |  |  |
Total revenues | $ 12,631 | $ 12,855 | $ 24,392 | $ 26,561 |
Receivable from related party | 6,269 |  | 6,269 |  | $ 6,727
Payable to related party | $ 7,767 |  | $ 7,767 |  | 4,499
Topcon [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Ownership percentage | 9.90% |  | 9.90% |  |
Topcon America Corporation [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Total revenues | $ 4,100 | 3,700 | $ 7,400 | 8,000 |
Purchases from related party | 100 |  | 200 |  |
Topcon America Corporation [Member] | Related Party [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Receivable from related party | 1,800 |  | 1,800 |  | 2,900
Payable to related party | 500 |  | 500 |  | $ 200
Distribution Rights [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Revenue Recognized | 400 | 300 | 700 | 700 |
Distribution Rights [Member] | Topcon America Corporation [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Revenue Recognized | $ 400 | $ 300 | $ 700 | $ 700 |

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