Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2026	Mar. 31, 2026	Jun. 30, 2025	Mar. 31, 2025	Jun. 30, 2026	Jun. 30, 2025
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance		$ (18,239)			$ (18,239)
Net change related to derivatives	$ 16		$ (87)		56	$ (98)
Net current-period other comprehensive income (loss)	(390)	477	2,712	$ 453
Balance	(23,343)				(23,343)
Foreign Currency Items [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance		(3,194)			(3,194)
Net current-period other comprehensive income (loss)					(74)
Balance	(3,268)				(3,268)
Unrealized Gain (Losses) On Available-For-Sale Investments [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance		(18)			(18)
Net current-period other comprehensive income (loss)					(2)
Balance	(20)				(20)
Accrued Pension Service Costs [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance		(1,346)			(1,346)
Net current-period other comprehensive income (loss)					104
Balance	(1,242)				(1,242)
Hedge Accounting Reserve [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance		(56)			(56)
Total change in hedge fair value recorded in Other Comprehensive Income					58
Amounts reclassified from accumulated other comprehensive income					(2)
Net change related to derivatives					56
Net current-period other comprehensive income (loss)					56
Accumulated Other Comprehensive Income/(Loss) [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance		(4,614)			(4,614)
Total change in hedge fair value recorded in Other Comprehensive Income					58
Amounts reclassified from accumulated other comprehensive income					(2)
Net change related to derivatives					56
Net current-period other comprehensive income (loss)	(390)	$ 473	$ 2,704	$ 452	84
Balance	$ (4,530)				$ (4,530)