Accounts Receivable and Inventory by Reportable Segments (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Accounts Receivable
Total accounts receivable	$ 137,697	$ 115,617
Inventories
Total inventories	167,997	125,657
Total segment assets	305,694	241,274
Photonics
Accounts Receivable
Total accounts receivable	42,541	31,392
Inventories
Total inventories	58,630	49,146
Vision
Accounts Receivable
Total accounts receivable	53,610	44,078
Inventories
Total inventories	47,511	34,621
Precision Motion
Accounts Receivable
Total accounts receivable	41,546	40,147
Inventories
Total inventories	$ 61,856	$ 41,890