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 and Expenses [Abstract]
Currency transaction (gains)/losses	$ 342	$ (9)	$ (1,696)	$ 681
Bank fees and amortization of debt issuance costs	72	96	181	204
Components of net periodic pension and postretirement cost other than service	281	259	562	525
Other	235	380	675	768
Total	$ 930	$ 726	$ (278)	$ 2,178