Related Party - Topcon - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 02, 2022	Apr. 03, 2021	Jan. 01, 2022
Related Party Transaction [Line Items]
Total revenues	$ 13,387	$ 11,959
Receivable from related party	3,409		$ 3,106	[1]
Payable to related party	$ 899		627	[1]
Topcon America Corporation [Member]
Related Party Transaction [Line Items]
Ownership percentage	10.20%
Total revenues	$ 4,000	$ 1,100
Purchases from related party	400
Receivable from related party	3,400		3,100
Payable to related party	900		$ 600
Distribution Rights [Member]
Related Party Transaction [Line Items]
Revenue Recognized	300
Distribution Rights [Member] | Topcon America Corporation [Member]
Related Party Transaction [Line Items]
Revenue Recognized	$ 300

[1] Derived from the audited consolidated financial statements included in the Annual Report on Form 10-K filed with the SEC for the year ended January 1, 2022.