Foreign Currency Derivatives - Derivative Instruments Measured at Gross Fair Value as Reflected in Condensed Consolidated Balance Sheets (Details) - Foreign exchange contract - USD ($) $ in Thousands		Mar. 31, 2016	Dec. 31, 2015
Derivatives Fair Value [Line Items]
Derivative assets		$ 4,735	$ 10,396
Derivative liabilities		8,877	6,031
Designated as Hedge Instruments
Derivatives Fair Value [Line Items]
Derivative assets	[1]	2,548	2,283
Derivative liabilities	[2]	4,299	2,269
Not Designated as Hedging Instrument
Derivatives Fair Value [Line Items]
Derivative assets	[1]	2,187	5,501
Derivative liabilities	[2]	$ 4,578	$ 4,401

[1] All derivative assets are recorded in “Prepaid and other current assets” in the condensed consolidated balance sheets.

[2] All derivative liabilities are recorded in “Other accrued liabilities” in the condensed consolidated balance sheets.