Derivatives and Other Financial Instruments (Details 1) (Foreign Currency Exchange Contracts [Member], Nondesignated [Member], Foreign Currency Exchange Contracts [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Foreign Currency Exchange Contracts [Member] | Nondesignated [Member] | Foreign Currency Exchange Contracts [Member]
Derivatives, Fair Value [Line Items]
Amount of Gain (Loss) Recognized in Operations	$ (6)	$ 9