Derivative Instruments (Derivative Instruments, Effect On Other Comprehensive Income (Loss)) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in OCI	$ 9	[1]
Amount of Gain (Loss) Reclassified from AOCI to Income	472	[2]
Gain/(Loss) Recognized in Income from Ineffective portion	(14)
Interest Rate Swaps [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in OCI	9	[1]
Gain/(Loss) Recognized in Income from Ineffective portion	(14)
Interest Rate Swaps [Member] | Interest Expense [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Reclassified from AOCI to Income	341	[2]
Foreign Exchange Contracts [Member] | Other Revenues [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Reclassified from AOCI to Income	$ 131	[2]

[1] Other Comprehensive Income

[2] Accumulated Other Comprehensive Income