Goodwill And Other Intangible Assets (Summary Of Other Intangible Assets) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Indefinite-lived Intangible Assets by Major Class [Line Items]
Unidentifiable intangible assets, Gross carrying amount	$ 2,267	$ 2,267
Unidentifiable intangible assets, Less: accumulated amortization	2,028	1,914
Unidentifiable intangible assets, Net carrying amount	239	353
Identifiable intangible assets, Gross carrying amount	3,000	3,000
Identifiable intangible assets, Less: accumulated amortization	1,050	900
Identifiable intangible assets, Net carrying amount	1,950	2,100
Community Banking [Member]
Indefinite-lived Intangible Assets by Major Class [Line Items]
Unidentifiable intangible assets, Gross carrying amount	2,267	2,267
Unidentifiable intangible assets, Less: accumulated amortization	2,028	1,914
Unidentifiable intangible assets, Net carrying amount	239	353
Insurance Services [Member]
Indefinite-lived Intangible Assets by Major Class [Line Items]
Unidentifiable intangible assets, Gross carrying amount
Unidentifiable intangible assets, Less: accumulated amortization
Unidentifiable intangible assets, Net carrying amount
Identifiable intangible assets, Gross carrying amount	3,000	3,000
Identifiable intangible assets, Less: accumulated amortization	1,050	900
Identifiable intangible assets, Net carrying amount	$ 1,950	$ 2,100