Other Income (Expense), Net (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2017	Mar. 31, 2016
Other Income and Expenses [Abstract]
Net gain (loss) on foreign currency exchange contracts	[1]	$ 234	$ (199)
Net gain (loss) on foreign currency exchange transactions		330	911
Other income (expense)		19	8
Other income (expense), net		$ 583	$ 720

[1] This represents the gains (losses) incurred on foreign currency hedging derivatives (see Note 17 for further details).