Other (Income) Expense, Net (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Other (Income) Expense [Line Items]
Other (Income) expense, net	$ 992	$ 183	$ 3,365	$ 40
Gain on sale of assets [Member]
Other (Income) Expense [Line Items]
Other (Income) expense, net	(61)	81	(307)	(508)
Results of non-consolidated subsidiaries [Member]
Other (Income) Expense [Line Items]
Other (Income) expense, net	(24)	(11)	(97)	(69)
Foreign exchange [Member]
Other (Income) Expense [Line Items]
Other (Income) expense, net	(218)	654	(181)	1,086
Rents and royalties [Member]
Other (Income) Expense [Line Items]
Other (Income) expense, net	(487)	(141)	(593)	(236)
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	(240)	(224)	(482)	(420)
Gain on sale of business [Member]
Other (Income) Expense [Line Items]
Other (Income) expense, net	(1,154)		(1,154)
Cost reduction and other charges [Member]
Other (Income) Expense [Line Items]
Other (Income) expense, net	2,977		2,977
Other, net [Member]
Other (Income) Expense [Line Items]
Other (Income) expense, net	$ 533	$ (176)	$ 336	$ 187