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Related Party - Topcon - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 28, 2025	Jun. 29, 2024	Jun. 28, 2025	Jun. 29, 2024	Dec. 28, 2024
Related Party Transaction [Line Items]
Total revenues	$ 13,571	$ 12,631	$ 25,467	$ 24,392
Receivable from related party	7,137		7,137		$ 5,951
Payable to related party	5,314		5,314		6,985
Topcon [Member]
Related Party Transaction [Line Items]
Ownership percentage		10.00%		10.00%
Topcon America Corporation [Member]
Related Party Transaction [Line Items]
Total revenues	4,500	$ 4,100	8,100	$ 7,400
Purchases from related party	0		300
Topcon America Corporation [Member] \| Related Party [Member]
Related Party Transaction [Line Items]
Receivable from related party	2,900		2,900		2,500
Payable to related party	400		400		$ 600
Distribution Rights [Member]
Related Party Transaction [Line Items]
Revenue Recognized	300	400	700	700
Distribution Rights [Member] \| Topcon America Corporation [Member]
Related Party Transaction [Line Items]
Revenue Recognized	$ 300	$ 400	$ 700	$ 700