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Loans And Allowance For Loan Losses (Schedule Of Past Due Loans) (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	$ 8,928	$ 6,276
Current	1,120,306	983,690
Total Loans	1,129,234	989,966
Non-Accrual	6,496	6,980
Greater Than 90 Days Past Due and Accruing		28
30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	5,074	1,744
60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	1,029	810
90 Days Or Greater [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	2,825	3,722
Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	2,414	627
Current	401,180	370,375
Total Loans	403,594	371,002
Non-Accrual	2,564	1,279
Greater Than 90 Days Past Due and Accruing
Commercial [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	195	99
Commercial [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	554	287
Commercial [Member] | 90 Days Or Greater [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	1,665	241
Commercial And Industrial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	307	281
Current	103,279	79,630
Total Loans	103,586	79,911
Non-Accrual	284	292
Greater Than 90 Days Past Due and Accruing
Commercial And Industrial [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	61	9
Commercial And Industrial [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	45	1
Commercial And Industrial [Member] | 90 Days Or Greater [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	201	271
Commercial Construction And Land Development [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		1,111
Current	14,695	23,815
Total Loans	14,695	24,926
Non-Accrual		1,111
Greater Than 90 Days Past Due and Accruing
Commercial Construction And Land Development [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due
Commercial Construction And Land Development [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due
Commercial Construction And Land Development [Member] | 90 Days Or Greater [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		1,111
Agriculture And Other Loans To Farmers [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	231	85
Current	31,577	30,918
Total Loans	31,808	31,003
Non-Accrual	31	16
Greater Than 90 Days Past Due and Accruing		3
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	231	12
Agriculture And Other Loans To Farmers [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		70
Agriculture And Other Loans To Farmers [Member] | 90 Days Or Greater [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		3
Residential Real Estate Mortgages [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	5,851	3,064
Current	500,761	403,588
Total Loans	506,612	406,652
Non-Accrual	3,419	3,452
Greater Than 90 Days Past Due and Accruing		25
Residential Real Estate Mortgages [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	4,484	1,313
Residential Real Estate Mortgages [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	429	452
Residential Real Estate Mortgages [Member] | 90 Days Or Greater [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	938	1,299
Home Equity Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	15	1,042
Current	46,906	50,488
Total Loans	46,921	51,530
Non-Accrual	90	820
Greater Than 90 Days Past Due and Accruing
Home Equity Loans [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		245
Home Equity Loans [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due
Home Equity Loans [Member] | 90 Days Or Greater [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	15	797
Other Consumer [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	110	66
Current	6,062	9,632
Total Loans	6,172	9,698
Non-Accrual	108	10
Greater Than 90 Days Past Due and Accruing
Other Consumer [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	103	66
Other Consumer [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	1
Other Consumer [Member] | 90 Days Or Greater [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	6
Tax Exempt [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due
Current	15,846	15,244
Total Loans	15,846	15,244
Non-Accrual
Greater Than 90 Days Past Due and Accruing
Tax Exempt [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due
Tax Exempt [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due
Tax Exempt [Member] | 90 Days Or Greater [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due

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- Definition

Recorded investment in financing receivables that are 90 days or more past due and still accruing.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
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+ References

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