Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, before Tax [Abstract]
Amortization of net actuarial loss, gross amount	$ 19	$ 995
Amortization of net actuarial loss, income tax provision	(6)	(250)
Amortization of net actuarial loss, net amount	13	745
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax	476	(497)
Foreign currency translation, income tax provision	0	0
Foreign currency translation, net amount	476	(497)
Total other comprehensive income, gross amount	495	498
Total other comprehensive income, income tax provision	(6)	(250)
Total other comprehensive income (loss), net of taxes	$ 489	$ 248