Other (Income) Expense, Net (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Other (Income) Expense [Line Items]
Other (Income) expense, net	$ 3,045	$ 992	$ 2,075	$ 3,365
Gain on sale of assets [Member]
Other (Income) Expense [Line Items]
Other (Income) expense, net	(354)	(61)	(350)	(307)
Results of non-consolidated subsidiaries [Member]
Other (Income) Expense [Line Items]
Other (Income) expense, net	(183)	(24)	(209)	(97)
Foreign exchange [Member]
Other (Income) Expense [Line Items]
Other (Income) expense, net	(98)	(218)	(674)	(181)
Rents and royalties [Member]
Other (Income) Expense [Line Items]
Other (Income) expense, net	(107)	(487)	(242)	(593)
Employment-related charges [Member]
Other (Income) Expense [Line Items]
Other (Income) expense, net		(334)		2,866
Return on pension assets and other pension costs [Member]
Other (Income) Expense [Line Items]
Other (Income) expense, net	(154)	(240)	(307)	(482)
Gain on sale of business [Member]
Other (Income) Expense [Line Items]
Other (Income) expense, net		(1,154)		(1,154)
Curtailment [Member]
Other (Income) Expense [Line Items]
Other (Income) expense, net			(1,034)
Cost reduction and other charges [Member]
Other (Income) Expense [Line Items]
Other (Income) expense, net	2,789	2,977	3,943	2,977
Other, net [Member]
Other (Income) Expense [Line Items]
Other (Income) expense, net	526	$ 533	322	$ 336
Loss on lease abandonment [Member]
Other (Income) Expense [Line Items]
Other (Income) expense, net	$ 626		$ 626