Loans And Allowance For Loan Losses (Schedule Of Past Due Loans) (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	$ 9,621	$ 9,932
Current	973,500	909,108
Total loans	983,121	919,040
Non-Accrual	8,840	12,288
Accruing loans contractually past due 90 days or more	0	0
30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	2,852	3,230
60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	1,174	871
90 Days Or Greater [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	5,595	5,831
Commercial Real Estate Mortgages [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	2,209	2,266
Current	351,920	323,683
Total loans	354,129	325,949
Non-Accrual	2,430	3,156
Accruing loans contractually past due 90 days or more	0	0
Commercial Real Estate Mortgages [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	394	189
Commercial Real Estate Mortgages [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	285	234
Commercial Real Estate Mortgages [Member] | 90 Days Or Greater [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	1,530	1,843
Commercial And Industrial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	401	1,043
Current	87,801	72,850
Total loans	88,202	73,893
Non-Accrual	322	624
Accruing loans contractually past due 90 days or more	0	0
Commercial And Industrial [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	87	665
Commercial And Industrial [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	16	45
Commercial And Industrial [Member] | 90 Days Or Greater [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	298	333
Commercial Construction And Land Development [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	1,260	1,328
Current	33,160	24,093
Total loans	34,420	25,421
Non-Accrual	1,260	1,328
Accruing loans contractually past due 90 days or more	0	0
Commercial Construction And Land Development [Member] | 90 Days Or Greater [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	1,260	1,328
Agriculture And Other Loans To Farmers [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	149	91
Current	33,385	30,380
Total loans	33,534	30,471
Non-Accrual	71	84
Accruing loans contractually past due 90 days or more	0	0
Agriculture And Other Loans To Farmers [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	95	27
Agriculture And Other Loans To Farmers [Member] | 90 Days Or Greater [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	54	64
Residential Real Estate Mortgages [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	4,338	4,208
Current	389,417	378,470
Total loans	393,755	382,678
Non-Accrual	3,551	6,051
Accruing loans contractually past due 90 days or more	0	0
Residential Real Estate Mortgages [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	2,209	1,980
Residential Real Estate Mortgages [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	683	547
Residential Real Estate Mortgages [Member] | 90 Days Or Greater [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	1,446	1,681
Home Equity Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	1,203	753
Current	50,591	51,042
Total loans	51,794	51,795
Non-Accrual	1,191	1,029
Accruing loans contractually past due 90 days or more	0	0
Home Equity Loans [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	25	138
Home Equity Loans [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	173	40
Home Equity Loans [Member] | 90 Days Or Greater [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	1,005	575
Consumer Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	61	243
Current	11,080	11,897
Total loans	11,141	12,140
Non-Accrual	15	16
Accruing loans contractually past due 90 days or more	0	0
Consumer Loans [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	42	231
Consumer Loans [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	17	5
Consumer Loans [Member] | 90 Days Or Greater [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	2	7
Tax Exempt [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	16,146	16,693
Total loans	16,146	16,693
Accruing loans contractually past due 90 days or more	$ 0	$ 0