Derivatives (Summary Of Types Of Derivatives, Separately By Assets And Liabilities And Fair Value Of Derivatives) (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Interest Rate Lock Commitments [Member]
Derivatives, Fair Value [Line Items]
Total asset derivatives	$ 4,061	$ 2,867
Interest Rate Forward Sales Commitments [Member]
Derivatives, Fair Value [Line Items]
Total asset derivatives	5,119	16
Total liability derivatives	566	2,627
Interest Rate Swap [Member]
Derivatives, Fair Value [Line Items]
Total asset derivatives	25,734	26,327
Total liability derivatives	26,940	28,158
Interest Rate Contracts [Member]
Derivatives, Fair Value [Line Items]
Total asset derivatives	34,927	29,775
Total liability derivatives	27,516	30,888
Interest Rate Contracts [Member] | Interest Rate Lock Commitments [Member] | Other Assets[Member]
Derivatives, Fair Value [Line Items]
Total asset derivatives	4,061	2,867
Interest Rate Contracts [Member] | Interest Rate Lock Commitments [Member] | Other Liabilities [Member]
Derivatives, Fair Value [Line Items]
Total liability derivatives	0	0
Interest Rate Contracts [Member] | Interest Rate Forward Sales Commitments [Member] | Other Assets[Member]
Derivatives, Fair Value [Line Items]
Total asset derivatives	5,119	16
Interest Rate Contracts [Member] | Interest Rate Forward Sales Commitments [Member] | Other Liabilities [Member]
Derivatives, Fair Value [Line Items]
Total liability derivatives	566	2,627
Interest Rate Contracts [Member] | Interest Rate Swap [Member] | Other Assets[Member]
Derivatives, Fair Value [Line Items]
Total asset derivatives	25,734	26,327
Interest Rate Contracts [Member] | Interest Rate Swap [Member] | Other Liabilities [Member]
Derivatives, Fair Value [Line Items]
Total liability derivatives	26,940	28,158
Foreign Exchange Contract [Member]
Derivatives, Fair Value [Line Items]
Total asset derivatives	13	565
Total liability derivatives	10	103
Foreign Exchange Contract [Member] | Other Assets[Member]
Derivatives, Fair Value [Line Items]
Total asset derivatives	13	565
Foreign Exchange Contract [Member] | Other Liabilities [Member]
Derivatives, Fair Value [Line Items]
Total liability derivatives	$ 10	$ 103