Derivative Financial Instruments (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Dec. 31, 2015
Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Derivative assets	$ 254	$ 935
Other Noncurrent Assets [Member]
Derivatives, Fair Value [Line Items]
Derivative assets	52	330
Other Current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivative liabilities	397	$ 22
Foreign Exchange Contract [Member]
Derivatives, Fair Value [Line Items]
Average notional amount	$ 12,267