Other Expense (Income), Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Other Income and Expenses [Abstract]
Foreign exchange transaction losses	$ 1,680	$ 1,211	$ 1,386
Present4D impairment	0	2,152	0
Contingent consideration fair value adjustment	0	(1,562)	0
Other	(1,249)	512	(247)
Total other expense, net	$ 431	$ 2,313	$ 1,139