Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Changes in accumulated other comprehensive income, net of tax
Balance at December 31, 2021	$ 1,765
Other comprehensive income and pension reclassification	(1,177)	$ (1,352)
Balance at March 31, 2022	588
Foreign currency
Changes in accumulated other comprehensive income, net of tax
Balance at December 31, 2021	2,064
Other comprehensive income and pension reclassification	(1,186)
Balance at March 31, 2022	878
Defined benefit pension plans
Changes in accumulated other comprehensive income, net of tax
Balance at December 31, 2021	(299)
Other comprehensive income and pension reclassification	9
Balance at March 31, 2022	$ (290)