Related Party - Topcon - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Jan. 01, 2022
Related Party Transaction [Line Items]
Total revenues	$ 56,972	$ 53,903
Receivable from related party	3,539	3,106
Payable to related party	$ 15	627
Topcon [Member]
Related Party Transaction [Line Items]
Ownership percentage	10.10%
Topcon America Corporation [Member]
Related Party Transaction [Line Items]
Total revenues	$ 15,900	11,100
Purchases from related party	1,000	1,100
Receivable from related party	3,500	3,100
Payable to related party	15	600
Distribution Rights [Member]
Related Party Transaction [Line Items]
Revenue Recognized	1,300	600
Distribution Rights [Member] \| Topcon America Corporation [Member]
Related Party Transaction [Line Items]
Revenue Recognized	$ 1,300	$ 600

Amount for accounts payable to related parties. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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