Derivatives (Schedule Of Derivative Activities Associated With Trust Preferred Loans) (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Derivative Instruments, Gain (Loss) [Line Items]
Loans, net of unearned income	[1]	$ 19,555,787	$ 16,725,492	$ 19,555,787	$ 16,725,492	$ 17,686,502
Hedging Instruments [Member] | Loan Portfolio Hedging [Member] | Interest Rate Swap [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Notional		6,500	6,500	6,500	6,500
Interest Rate Derivative Liabilities at Fair Value		287	600	287	600
Gains/(Losses)		93	40	201	144
Hedged Items [Member] | Loan Portfolio Hedging [Member] | Trust Preferred Loans [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Loans, net of unearned income	[2],[3]	6,500	6,500	6,500	6,500
Gains/(Losses)	[2],[4]	$ (92)	$ (39)	$ (199)	$ (142)

[1] September 30 , 2016 and 2015 and December 31, 2015 include $30.3 million, $30.7 million and $29.7 million, respectively, of held-to-maturity consumer mortgage loans secured by residential real estate properties in pr ocess of foreclosure.

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

[3] Represents principal balance being hedged.

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