Interest Rate Derivatives and Hedging Activities (Schedule of Offsetting Liabilities) (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Gross Amounts of Recognized Assets	$ 10	$ 205
Gross Amounts of Recognized Liabilities	(1,751)	(1,276)
Net Amounts of Assets (Liabilities) presented on the Balance Sheet	(1,741)	(1,071)
Financial Instruments	0	0
Cash Collateral Posted	0	0
Net Amount	$ (1,741)	$ (1,071)