Related Party - Topcon - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 30, 2023	Dec. 31, 2022
Related Party Transaction [Line Items]
Total revenues	$ 51,869	$ 56,972
Accounts receivable, net	6,727	6,229
Accounts payable	$ 4,499	3,858
Topcon [Member]
Related Party Transaction [Line Items]
Ownership percentage	10.10%
Topcon America Corporation [Member]
Related Party Transaction [Line Items]
Total revenues	$ 14,300	15,900
Purchases from related party	300	1,000
Topcon America Corporation [Member] \| Related Party [Member]
Related Party Transaction [Line Items]
Accounts receivable, net	2,900	3,500
Accounts payable	200	15
Distribution Rights [Member]
Related Party Transaction [Line Items]
Revenue Recognized	1,500	1,300
Distribution Rights [Member] \| Topcon America Corporation [Member]
Related Party Transaction [Line Items]
Revenue Recognized	$ 1,500	$ 1,300

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