Other (Income) Expense, Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Other Income and Expenses [Abstract]
Foreign exchange transaction losses (gains)	$ 1,386	$ (162)	$ 1,356
Other	(247)	(28)	(534)
Total other expense (income), net	$ 1,139	$ (190)	$ 822