Loans (Troubled Debt Restructurings On Financing Receivables) (Details) (USD $) In Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2011
Troubled debt restructuring	$ 4,954	$ 9,148
Commercial And Industrial [Member] | Other Commercial [Member]
Troubled debt restructuring	191	191
Commercial Real Estate [Member] | Buildings, Land And Other [Member]
Troubled debt restructuring	3,325	7,519
Commercial Real Estate [Member] | Consumer [Member]
Troubled debt restructuring	469	469
Commercial Real Estate [Member]
Troubled debt restructuring	$ 969	$ 969