Loans (Schedule Of Troubled Debt Restructurings Occurring During The Year) (Details) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2017 USD ($) loan	Sep. 30, 2016 USD ($) loan	Sep. 30, 2017 USD ($) loan	Sep. 30, 2016 USD ($) loan
General C I
Financing Receivable, Modifications [Line Items]
Number \| loan	0	2	2	7
Pre-Modification Outstanding Recorded Investment	$ 0	$ 419	$ 842	$ 20,302
Post-Modification Outstanding Recorded Investment	$ 0	$ 419	$ 836	$ 19,194
Commercial Financial And Industrial Portfolio Segment
Financing Receivable, Modifications [Line Items]
Number \| loan	0	2	2	7
Pre-Modification Outstanding Recorded Investment	$ 0	$ 419	$ 842	$ 20,302
Post-Modification Outstanding Recorded Investment	$ 0	$ 419	$ 836	$ 19,194
Income C R E
Financing Receivable, Modifications [Line Items]
Number \| loan		1		1
Pre-Modification Outstanding Recorded Investment		$ 100		$ 100
Post-Modification Outstanding Recorded Investment		$ 99		$ 99
Commercial Real Estate Portfolio Segment
Financing Receivable, Modifications [Line Items]
Number \| loan		1		1
Pre-Modification Outstanding Recorded Investment		$ 100		$ 100
Post-Modification Outstanding Recorded Investment		$ 99		$ 99
Home Equity Line of Credit
Financing Receivable, Modifications [Line Items]
Number \| loan	45	48	107	200
Pre-Modification Outstanding Recorded Investment	$ 4,451	$ 5,720	$ 9,333	$ 18,418
Post-Modification Outstanding Recorded Investment	$ 4,396	$ 5,573	$ 9,139	$ 18,189
R E Installment Loans
Financing Receivable, Modifications [Line Items]
Number \| loan	15	10	43	44
Pre-Modification Outstanding Recorded Investment	$ 1,630	$ 345	$ 3,386	$ 4,569
Post-Modification Outstanding Recorded Investment	$ 1,622	$ 337	$ 3,306	$ 4,846
Consumer Real Estate Portfolio Segment
Financing Receivable, Modifications [Line Items]
Number \| loan	60	58	150	244
Pre-Modification Outstanding Recorded Investment	$ 6,081	$ 6,065	$ 12,719	$ 22,987
Post-Modification Outstanding Recorded Investment	$ 6,018	$ 5,910	$ 12,445	$ 23,035
Permanent Mortgage Portfolio Segment
Financing Receivable, Modifications [Line Items]
Number \| loan	2	2	11	6
Pre-Modification Outstanding Recorded Investment	$ 34	$ 710	$ 2,043	$ 1,551
Post-Modification Outstanding Recorded Investment	$ 32	$ 704	$ 2,028	$ 1,544
Credit Card And Other Portfolio Segment
Financing Receivable, Modifications [Line Items]
Number \| loan	37	10	66	15
Pre-Modification Outstanding Recorded Investment	$ 261	$ 45	$ 426	$ 66
Post-Modification Outstanding Recorded Investment	$ 251	$ 44	$ 411	$ 64
Troubled Debt Restructurings [Member]
Financing Receivable, Modifications [Line Items]
Number \| loan	99	73	229	273
Pre-Modification Outstanding Recorded Investment	$ 6,376	$ 7,339	$ 16,030	$ 45,006
Post-Modification Outstanding Recorded Investment	$ 6,301	$ 7,176	$ 15,720	$ 43,936

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Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953676-111524

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