Loans (Summary Of Loan Risk Ratings By Loan Class) (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015	Sep. 30, 2015
Financing Receivable, Recorded Investment [Line Items]
Total Loans	$ 1,207,842	$ 1,123,211	$ 1,055,649
Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	1,159,506	1,081,400
Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	32,896	26,162
Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	12,926	12,416
Nonaccrual [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	2,514	3,233
Total Commercial Related Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	1,016,905	936,414	865,924
Total Commercial Related Loans [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	969,435	895,807
Total Commercial Related Loans [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	32,753	25,571
Total Commercial Related Loans [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	12,698	12,189
Total Commercial Related Loans [Member] | Nonaccrual [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	2,019	2,847
Total Commercial Related Loans [Member] | Builder & Developer [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	128,996	133,978	133,817
Total Commercial Related Loans [Member] | Builder & Developer [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	118,625	122,919
Total Commercial Related Loans [Member] | Builder & Developer [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	6,445	6,775
Total Commercial Related Loans [Member] | Builder & Developer [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	3,542	3,873
Total Commercial Related Loans [Member] | Builder & Developer [Member] | Nonaccrual [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	384	411
Total Commercial Related Loans [Member] | Commercial Real Estate Investor [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	229,619	191,994	172,805
Total Commercial Related Loans [Member] | Commercial Real Estate Investor [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	222,173	185,621
Total Commercial Related Loans [Member] | Commercial Real Estate Investor [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	1,494	396
Total Commercial Related Loans [Member] | Commercial Real Estate Investor [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	5,952	5,957
Total Commercial Related Loans [Member] | Commercial Real Estate Investor [Member] | Nonaccrual [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	20
Total Commercial Related Loans [Member] | Residential [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	175,768	161,144	122,682
Total Commercial Related Loans [Member] | Residential [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	169,863	153,072
Total Commercial Related Loans [Member] | Residential [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	4,192	6,601
Total Commercial Related Loans [Member] | Residential [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	1,710	874
Total Commercial Related Loans [Member] | Residential [Member] | Nonaccrual [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	3	597
Total Commercial Related Loans [Member] | Hotel/Motel [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	82,714	84,171	84,744
Total Commercial Related Loans [Member] | Hotel/Motel [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	82,353	83,751
Total Commercial Related Loans [Member] | Hotel/Motel [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Total Commercial Related Loans [Member] | Hotel/Motel [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Total Commercial Related Loans [Member] | Hotel/Motel [Member] | Nonaccrual [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	361	420
Total Commercial Related Loans [Member] | Wholesale & Retail [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	88,422	77,694	76,831
Total Commercial Related Loans [Member] | Wholesale & Retail [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	79,769	69,973
Total Commercial Related Loans [Member] | Wholesale & Retail [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	8,653	7,678
Total Commercial Related Loans [Member] | Wholesale & Retail [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Total Commercial Related Loans [Member] | Wholesale & Retail [Member] | Nonaccrual [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	43
Total Commercial Related Loans [Member] | Manufacturing [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	39,327	30,325	33,105
Total Commercial Related Loans [Member] | Manufacturing [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	33,946	26,705
Total Commercial Related Loans [Member] | Manufacturing [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	4,763	2,990
Total Commercial Related Loans [Member] | Manufacturing [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	618	630
Total Commercial Related Loans [Member] | Manufacturing [Member] | Nonaccrual [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Total Commercial Related Loans [Member] | Agriculture [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	48,105	41,217	38,290
Total Commercial Related Loans [Member] | Agriculture [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	46,295	40,795
Total Commercial Related Loans [Member] | Agriculture [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	802	0
Total Commercial Related Loans [Member] | Agriculture [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Total Commercial Related Loans [Member] | Agriculture [Member] | Nonaccrual [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	1,008	422
Total Commercial Related Loans [Member] | Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	223,954	215,891	203,650
Total Commercial Related Loans [Member] | Other [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	216,411	212,971
Total Commercial Related Loans [Member] | Other [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	6,404	1,131
Total Commercial Related Loans [Member] | Other [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	876	855
Total Commercial Related Loans [Member] | Other [Member] | Nonaccrual [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	263	934
Total Consumer Related Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	190,937	186,797	189,725
Total Consumer Related Loans [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	190,071	185,593
Total Consumer Related Loans [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	143	591
Total Consumer Related Loans [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	228	227
Total Consumer Related Loans [Member] | Nonaccrual [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	495	386
Total Consumer Related Loans [Member] | Residential [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	69,845	70,094	73,079
Total Consumer Related Loans [Member] | Residential [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	69,625	69,930
Total Consumer Related Loans [Member] | Residential [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Total Consumer Related Loans [Member] | Residential [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	99	97
Total Consumer Related Loans [Member] | Residential [Member] | Nonaccrual [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	121	67
Total Consumer Related Loans [Member] | Home Equity [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	91,468	86,408	84,917
Total Consumer Related Loans [Member] | Home Equity [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	91,085	85,690
Total Consumer Related Loans [Member] | Home Equity [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	71	516
Total Consumer Related Loans [Member] | Home Equity [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	0	0
Total Consumer Related Loans [Member] | Home Equity [Member] | Nonaccrual [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	312	202
Total Consumer Related Loans [Member] | Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	29,624	30,295	$ 31,729
Total Consumer Related Loans [Member] | Other [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	29,361	29,973
Total Consumer Related Loans [Member] | Other [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	72	75
Total Consumer Related Loans [Member] | Other [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	129	130
Total Consumer Related Loans [Member] | Other [Member] | Nonaccrual [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	$ 62	$ 117