Other (Income) Expenses, 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]
Employee termination benefit costs	$ 997	$ 769	$ 3,516	$ 2,174
Net gains	0	(1,097)	(2,271)	(1,097)
Other costs to exit activities	1,192	(25)	2,347	227
Impaired asset write-downs	0	104	214	104
Contingent consideration adjustments	(3,880)	0	(3,511)	0
Other	(26)	(765)	(269)	(758)
Other (income) expenses, net	$ (1,717)	$ (1,014)	$ 26	$ 650