Loans (Summary Of Impaired Loans) (Details) (USD $)	Sep. 30, 2013	Dec. 31, 2012
Financing Receivable, Impaired [Line Items]
Impaired loans with no related allowance, Recorded Investment	$ 20,931,000	$ 24,316,000
Impaired loans with no related allowance, Unpaid Principal Balance	23,792,000	26,921,000
Impaired loans with related allowance, Recorded Investment	3,007,000	4,358,000
Impaired loans with related allowance, Unpaid Principal Balance	3,007,000	4,358,000
Total impaired loans, Recorded Investment	23,938,000	28,674,000
Total impaired loans, Unpaid Principal Balance	26,799,000	31,279,000
Total impaired loans, Related Allowance	870,000	1,162,000
Builder & Developer [Member]
Financing Receivable, Impaired [Line Items]
Impaired loans with no related allowance, Recorded Investment	9,020,000	12,211,000
Impaired loans with no related allowance, Unpaid Principal Balance	9,020,000	12,211,000
Impaired loans with related allowance, Recorded Investment	0	256,000
Impaired loans with related allowance, Unpaid Principal Balance	0	256,000
Total impaired loans, Recorded Investment	9,020,000	12,467,000
Total impaired loans, Unpaid Principal Balance	9,020,000	12,467,000
Total impaired loans, Related Allowance	0	147,000
Commercial Real Estate Investor [Member]
Financing Receivable, Impaired [Line Items]
Impaired loans with no related allowance, Recorded Investment	6,673,000	5,736,000
Impaired loans with no related allowance, Unpaid Principal Balance	6,773,000	5,836,000
Impaired loans with related allowance, Recorded Investment	0	0
Impaired loans with related allowance, Unpaid Principal Balance	0	0
Total impaired loans, Recorded Investment	6,673,000	5,736,000
Total impaired loans, Unpaid Principal Balance	6,773,000	5,836,000
Total impaired loans, Related Allowance	0	0
Residential Real Estate Investor [Member]
Financing Receivable, Impaired [Line Items]
Impaired loans with no related allowance, Recorded Investment	287,000	72,000
Impaired loans with no related allowance, Unpaid Principal Balance	512,000	72,000
Impaired loans with related allowance, Recorded Investment	2,223,000	2,659,000
Impaired loans with related allowance, Unpaid Principal Balance	2,223,000	2,659,000
Total impaired loans, Recorded Investment	2,510,000	2,731,000
Total impaired loans, Unpaid Principal Balance	2,735,000	2,731,000
Total impaired loans, Related Allowance	650,000	700,000
Hotel/Motel [Member]
Financing Receivable, Impaired [Line Items]
Impaired loans with no related allowance, Recorded Investment	0	0
Impaired loans with no related allowance, Unpaid Principal Balance	0	0
Impaired loans with related allowance, Recorded Investment	0	0
Impaired loans with related allowance, Unpaid Principal Balance	0	0
Total impaired loans, Recorded Investment	0	0
Total impaired loans, Unpaid Principal Balance	0	0
Total impaired loans, Related Allowance	0	0
Wholesale & Retail [Member]
Financing Receivable, Impaired [Line Items]
Impaired loans with no related allowance, Recorded Investment	1,616,000	3,048,000
Impaired loans with no related allowance, Unpaid Principal Balance	4,101,000	5,323,000
Impaired loans with related allowance, Recorded Investment	0	0
Impaired loans with related allowance, Unpaid Principal Balance	0	0
Total impaired loans, Recorded Investment	1,616,000	3,048,000
Total impaired loans, Unpaid Principal Balance	4,101,000	5,323,000
Total impaired loans, Related Allowance	0	0
Manufacturing [Member]
Financing Receivable, Impaired [Line Items]
Impaired loans with no related allowance, Recorded Investment	676,000	699,000
Impaired loans with no related allowance, Unpaid Principal Balance	676,000	699,000
Impaired loans with related allowance, Recorded Investment	0	0
Impaired loans with related allowance, Unpaid Principal Balance	0	0
Total impaired loans, Recorded Investment	676,000	699,000
Total impaired loans, Unpaid Principal Balance	676,000	699,000
Total impaired loans, Related Allowance	0	0
Agriculture [Member]
Financing Receivable, Impaired [Line Items]
Impaired loans with no related allowance, Recorded Investment	0	0
Impaired loans with no related allowance, Unpaid Principal Balance	0	0
Impaired loans with related allowance, Recorded Investment	458,000	471,000
Impaired loans with related allowance, Unpaid Principal Balance	458,000	471,000
Total impaired loans, Recorded Investment	458,000	471,000
Total impaired loans, Unpaid Principal Balance	458,000	471,000
Total impaired loans, Related Allowance	100,000	100,000
Other Commercial [Member]
Financing Receivable, Impaired [Line Items]
Impaired loans with no related allowance, Recorded Investment	1,536,000	1,483,000
Impaired loans with no related allowance, Unpaid Principal Balance	1,536,000	1,611,000
Impaired loans with related allowance, Recorded Investment	326,000	972,000
Impaired loans with related allowance, Unpaid Principal Balance	326,000	972,000
Total impaired loans, Recorded Investment	1,862,000	2,455,000
Total impaired loans, Unpaid Principal Balance	1,862,000	2,583,000
Total impaired loans, Related Allowance	120,000	215,000
Residential Mortgage [Member]
Financing Receivable, Impaired [Line Items]
Impaired loans with no related allowance, Recorded Investment	151,000	85,000
Impaired loans with no related allowance, Unpaid Principal Balance	177,000	111,000
Impaired loans with related allowance, Recorded Investment	0	0
Impaired loans with related allowance, Unpaid Principal Balance	0	0
Total impaired loans, Recorded Investment	151,000	85,000
Total impaired loans, Unpaid Principal Balance	177,000	111,000
Total impaired loans, Related Allowance	0	0
Home Equity [Member]
Financing Receivable, Impaired [Line Items]
Impaired loans with no related allowance, Recorded Investment	387,000	340,000
Impaired loans with no related allowance, Unpaid Principal Balance	412,000	340,000
Impaired loans with related allowance, Recorded Investment	0	0
Impaired loans with related allowance, Unpaid Principal Balance	0	0
Total impaired loans, Recorded Investment	387,000	340,000
Total impaired loans, Unpaid Principal Balance	412,000	340,000
Total impaired loans, Related Allowance	0	0
Consumer Related Loans [Member]
Financing Receivable, Impaired [Line Items]
Impaired loans with no related allowance, Recorded Investment	585,000	642,000
Impaired loans with no related allowance, Unpaid Principal Balance	585,000	718,000
Impaired loans with related allowance, Recorded Investment	0	0
Impaired loans with related allowance, Unpaid Principal Balance	0	0
Total impaired loans, Recorded Investment	585,000	642,000
Total impaired loans, Unpaid Principal Balance	585,000	718,000
Total impaired loans, Related Allowance	$ 0	$ 0