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Intangible Assets and Goodwill - Goodwill (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2023
USD ($)
Goodwill [Roll Forward]  
Beginning balance $ 12,376
Currency exchange rate adjustment 12
Ending balance 12,388
Laser Products  
Goodwill [Roll Forward]  
Beginning balance 2,128
Currency exchange rate adjustment 12
Ending balance 2,140
Advanced Development  
Goodwill [Roll Forward]  
Beginning balance 10,248
Currency exchange rate adjustment 0
Ending balance $ 10,248