Derivative Financial Instruments - Schedule of Amount Included in Other Comprehensive Income (Loss) for Derivative Instruments Designated as Hedges of Cash Flows (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Derivatives in Hedging Relationships [Member]
Derivatives in cash flow hedging relationship
Amount of (loss) gain recognized in other comprehensive income (loss)	$ (812)	$ (1,387)	$ 1,524