Derivatives And Hedging (Schedule Of Interest Rate Contracts Reported At Fair Value) (Details) - Interest Rate Contracts [Member] - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Derivatives, Fair Value [Line Items]
Derivative assets	$ 2,565	$ 2,664
Derivative liabilities	4,617	725
Designated as Hedging Instrument [Member] | Other Assets, Net [Member]
Derivatives, Fair Value [Line Items]
Derivative assets	2,565	2,664
Designated as Hedging Instrument [Member] | Other Liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivative liabilities	$ 4,617	$ 725