Loans (Schedule Of Troubled Debt Restructurings Within The Previous 12 Months) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013 number	Sep. 30, 2012 number	Sep. 30, 2013 number	Sep. 30, 2012 number
General C I [Member]
Financing Receivable, Modifications [Line Items]
Number	6	9	8	27
Recorded Investment	$ 1,870	$ 8,559	$ 5,977	$ 21,618
Income C R E [Member]
Financing Receivable, Modifications [Line Items]
Number	3	9	4	19
Recorded Investment	750	10,396	1,548	18,840
Residential C R E [Member]
Financing Receivable, Modifications [Line Items]
Number	0	1	1	3
Recorded Investment	0	73	33	259
Home Equity [Member]
Financing Receivable, Modifications [Line Items]
Number	1	15	10	31
Recorded Investment	35	1,749	512	3,379
R E Installment Loans [Member]
Financing Receivable, Modifications [Line Items]
Number	3	4	6	33
Recorded Investment	229	210	350	3,392
Commercial Financial And Industrial Portfolio Segment [Member]
Financing Receivable, Modifications [Line Items]
Number	6	9	8	27
Recorded Investment	1,870	8,559	5,977	21,618
Commercial Real Estate Portfolio Segment [Member]
Financing Receivable, Modifications [Line Items]
Number	3	10	5	22
Recorded Investment	750	10,469	1,581	19,099
Consumer Real Estate Portfolio Segment [Member]
Financing Receivable, Modifications [Line Items]
Number	4	19	16	64
Recorded Investment	264	1,959	862	6,771
Credit Card And Other Portfolio Segment [Member]
Financing Receivable, Modifications [Line Items]
Number	8	4	15	19
Recorded Investment	34	17	61	69
Troubled Debt Restructurings That Subsequently Defaulted [Member]
Financing Receivable, Modifications [Line Items]
Number	25	48	58	141
Recorded Investment	4,989	23,747	14,988	51,072
Permanent Mortgage Portfolio Segment [Member]
Financing Receivable, Modifications [Line Items]
Number	4	6	14	9
Recorded Investment	$ 2,071	$ 2,743	$ 6,507	$ 3,515