Derivative Instruments (Derivative Instruments, Effect On Other Comprehensive Income (Loss)) (Details) $ in Thousands		6 Months Ended
		Jun. 30, 2015 USD ($)
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in OCI	[1]	$ 3,189
Amount of Gain (Loss) Reclassified from AOCI to Income		662
Gain/(Loss) Recognized in Income from Ineffective portion		(2,991)
Interest Rate Swaps [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in OCI	[1]	297
Amount of Gain (Loss) Reclassified from AOCI to Income		484
Gain/(Loss) Recognized in Income from Ineffective portion		(132)
De-Designation Of Interest Rate Swaps [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in OCI	[1]	2,859
Gain/(Loss) Recognized in Income from Ineffective portion		(2,859)
Foreign Exchange Contracts [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in OCI	[1]	33
Amount of Gain (Loss) Reclassified from AOCI to Income		$ 178

[1] Other Comprehensive (Loss) Income