Summary of Significant Accounting Policies - The Balances in the Company's Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	$ 256,427	$ 209,325
Total other comprehensive income	42	570
Ending balance	265,247	224,138
Foreign Currency [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(16,410)	(13,935)
Other comprehensive income (loss) before reclassifications	42	570
Total other comprehensive income	42	570
Ending balance	(16,368)	(13,365)
Defined Benefit Pension Plans [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(1,383)	(1,466)
Other comprehensive income (loss) before reclassifications	0	0
Total other comprehensive income	0	0
Ending balance	(1,383)	(1,466)
Accumulated Other Comprehensive Income (Loss) [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(17,793)	(15,401)
Other comprehensive income (loss) before reclassifications	42	570
Total other comprehensive income	42	570
Ending balance	$ (17,751)	$ (14,831)