Accumulated Other Comprehensive Loss - Rollforward of AOCI (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	$ 409,222	$ 341,599
Other comprehensive income, before taxes	16,455	(9,153)
Tax expense	(5)	(8)
Other comprehensive income, net of taxes	16,450	(9,161)
Ending balance	457,653	353,997
Accumulated other comprehensive loss
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(91,774)	(26,233)
Other comprehensive income, net of taxes	16,450	(9,161)
Ending balance	(75,324)	(35,394)
Foreign Currency Translations
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(90,867)	(25,219)
Other comprehensive income, before taxes	16,437	(9,182)
Tax expense	0	0
Other comprehensive income, net of taxes	16,437	(9,182)
Ending balance	(74,430)	(34,401)
Accumulated (Loss) Gain on Retirement Plan
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(907)	(1,014)
Other comprehensive income, before taxes	18	29
Tax expense	(5)	(8)
Other comprehensive income, net of taxes	13	21
Ending balance	$ (894)	$ (993)