Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
AOCI Attributable to Parent, Net of Tax [Roll Forward]
AOCI before tax, beginning balance	$ (607)	$ (3,298)
Accumulated other comprehensive income, tax, beginning balance	794	837
Accumulated other comprehensive income, beginning balance	187	(2,461)
Other comprehensive income (loss), net of tax	(203)	3,225
AOCI before tax, ending balance	(800)	(63)
Accumulated other comprehensive income, tax, ending balance	784	827
Accumulated other comprehensive income, ending balance	(16)	764
Accumulated Translation Adjustment
AOCI Attributable to Parent, Net of Tax [Roll Forward]
AOCI before tax, beginning balance	1,640	(872)
Other comprehensive income adjustments	(227)	3,198
Tax benefit (expense)	0	0
Other comprehensive income (loss), net of tax	(227)	3,198
AOCI before tax, ending balance	1,413	2,326
Accumulated Defined Benefit Plans Adjustment
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Other comprehensive income adjustments	34	37
Tax benefit (expense)	(10)	(10)
Other comprehensive income (loss), net of tax	24	27
Minimum post retirement benefit plan adjustments | Accumulated Defined Benefit Plans Adjustment
AOCI Attributable to Parent, Net of Tax [Roll Forward]
AOCI before tax, beginning balance	(2,247)	(2,426)
Other comprehensive income adjustments	34	37
AOCI before tax, ending balance	$ (2,213)	$ (2,389)