Accumulated Other Comprehensive Income (Loss) (Components of OCI) (Details 1) - USD ($) $ in Thousands		3 Months Ended				6 Months Ended
		Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2022	Jun. 30, 2021
Other Comprehensive Income (Loss) [Line Items]
Other Comprehensive Income (Loss), before tax		$ (57,203)		$ 1,048		$ (74,357)	$ (454)
Other Comprehensive Income (Loss), income tax		4,224		32		8,243	331
Other Comprehensive Income (Loss), Net of Tax		(52,979)	$ (13,135)	1,080	$ (1,203)	(66,114)	(123)
Foreign Currency Translation Adjustment [Member]
Other Comprehensive Income (Loss) [Line Items]
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax						(42,666)
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax						0
Other Comprehensive Income (Loss), before tax		(40,928)		1,167		(42,666)	681
Other Comprehensive Income (Loss), income tax		0		0		0	0
Other Comprehensive Income (Loss), Net of Tax		(40,928)		1,167		(42,666)	681
Pension and Other Postretirement Plans [Member]
Other Comprehensive Income (Loss) [Line Items]
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax						0
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax		(17,366)		(132)		(34,424)	(1,769)
Reclassification from AOCI, Current Period, Tax		4,475		35		8,872	478
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax		(12,891)		(97)		(25,552)	(1,291)
Other Comprehensive Income (Loss), before tax		(17,366)		(132)		(34,424)	(1,769)
Other Comprehensive Income (Loss), income tax		4,475		35		8,872	478
Other Comprehensive Income (Loss), Net of Tax		(12,891)		(97)		(25,552)	(1,291)
Net Prior Service (Credit) Cost [Member]
Other Comprehensive Income (Loss) [Line Items]
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax	[1]	716		792		1,432	1,584
Reclassification from AOCI, Current Period, Tax		(185)		(214)		(369)	(427)
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax		531		578		1,063	1,157
Net Actuarial Gain [Member]
Other Comprehensive Income (Loss) [Line Items]
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax	[1]	(18,082)		(924)		(35,856)	(3,353)
Reclassification from AOCI, Current Period, Tax		4,660		249		9,241	905
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax		(13,422)		(675)		(26,615)	(2,448)
Cash Flow Hedges [Member]
Other Comprehensive Income (Loss) [Line Items]
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax						1,769
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax						335
Other Comprehensive Income (Loss), before tax		1,091		13		2,733	634
Other Comprehensive Income (Loss), income tax		(251)		(3)		(629)	(147)
Other Comprehensive Income (Loss), Net of Tax		$ 840		$ 10		$ 2,104	$ 487

[1] These accumulated other comprehensive income components are included in the computation of net periodic pension and postretirement plan cost (see Note 11) and are included in non-operating pension and postretirement benefit income in the Company’s Condensed Consolidated Statements of Operations.