Derivatives (Schedule Of Derivative Activities Associated With Trust Preferred Loans) (Details) (USD $) In Thousands, unless otherwise specified				3 Months Ended		6 Months Ended		3 Months Ended				6 Months Ended
	Jun. 30, 2013	Dec. 31, 2012	Jun. 30, 2012	Jun. 30, 2013 Hedging Instruments [Member] Loan Portfolio Hedging [Member] Interest Rate Swap [Member]	Jun. 30, 2012 Hedging Instruments [Member] Loan Portfolio Hedging [Member] Interest Rate Swap [Member]	Jun. 30, 2013 Hedging Instruments [Member] Loan Portfolio Hedging [Member] Interest Rate Swap [Member]	Jun. 30, 2012 Hedging Instruments [Member] Loan Portfolio Hedging [Member] Interest Rate Swap [Member]	Jun. 30, 2013 Hedged Items [Member] Loan Portfolio Hedging [Member] Trust Preferred Loans [Member]		Jun. 30, 2012 Hedged Items [Member] Loan Portfolio Hedging [Member] Trust Preferred Loans [Member]		Jun. 30, 2013 Hedged Items [Member] Loan Portfolio Hedging [Member] Trust Preferred Loans [Member]		Jun. 30, 2012 Hedged Items [Member] Loan Portfolio Hedging [Member] Trust Preferred Loans [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Notional				$ 6,500	$ 166,750	$ 6,500	$ 166,750
Loans, net of unearned income	16,197,046	16,708,582	16,185,763					6,500	[1],[2]	166,750	[1],[2]	6,500	[1],[2]	166,750	[1],[2]
Interest Rate Derivative Liabilities at Fair Value				1,118	5,036	1,118	5,036
Gains/(Losses)				337	1,980	924	3,772
Gains/(Losses)								$ (334)	[1],[3]	$ (1,965)	[1],[3]	$ (921)	[1],[3]	$ (3,755)	[1],[3]

[1] Assets included in the Loans, net of unearned income section of the Consolidated Condensed Statements of Condition.

[2] Represents principal balance being hedged.

[3] Represents gains and losses attributable to changes in fair value due to interest rate risk as designated in ASC 815-20 hedging relationships.