Other Expense/(Income), net (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Other Income and Expenses [Abstract]
Currency transaction losses/(gains)	$ 261	$ (312)	$ 2,310	$ (2,361)
Bank fees and amortization of debt issuance costs	116	106	375	652
Gain on insurance recovery	(2,000)		(2,000)
Other	468	448	295	(394)
Total	$ (1,155)	$ 242	$ 980	$ (2,103)