Other (Income) Expenses, Net (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Other Income and Expenses [Abstract]
Employee termination benefit costs	$ 1,591	$ 1,015	$ 5,107	$ 3,189
Net gains	(1,353)	(1,262)	(3,624)	(2,359)
Other costs to exit activities	918	11	3,265	238
Impaired asset write-downs	129	0	343	104
Contingent consideration adjustments	(906)	412	(4,417)	412
Other	4	159	(265)	(599)
Other expenses, net	$ 383	$ 335	$ 409	$ 985