Derivatives (Derivative Activities Associated With Loans) (Details) (Loan Portfolio Hedging [Member], USD $) In Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2011		Jun. 30, 2010		Jun. 30, 2011		Jun. 30, 2010
Interest Rate Swaps [Member] | Hedging Instruments [Member]
Notional	$ 201,583		$ 215,583		$ 201,583		$ 215,583
Liabilities	13,246		19,997		13,246		19,997
Gains/(Losses)	856		(361)		3,952		(776)
Trust Preferred Loans [Member] | Hedged Items [Member]
Assets, Trust Preferred Loans	201,583	[1],[2]	215,583	[1],[2]	201,583	[1],[2]	215,583	[1],[2]
Gains/(Losses)	$ (842)	[1],[3]	$ 384	[1],[3]	$ (3,943)	[1],[3]	$ 782	[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/losses attributable to changes in fair value due to interest rate risk as designated in ASC 815-20 hedging relationships.