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Loans And Allowance For Loan Losses (Narrative) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($) contract loan item	Dec. 31, 2014 USD ($) contract loan item	Dec. 31, 2013 USD ($)
Loans And Allowance For Loan Losses [Line Items]
Number of loans, classified as TDRs, to relationships | item	17	9
Defaults on loans that had been modified as TDRs | contract	0	0
Loans	$ 506,842	$ 455,734
Loans to relationships classified as TDRs, Total	$ 3,162	$ 1,449
Loans past due or non-performing to related parties | loan	0	0
Total other real estate owned	$ 256	$ 523	$ 1,625
Real estate loans under foreclosure	4,575	2,588
Residential Real Estate Mortgages [Member]
Loans And Allowance For Loan Losses [Line Items]
Purchased loans, consisting of residential real estate mortgages	$ 137,907	$ 114,607
Non-Accrual [Member]
Loans And Allowance For Loan Losses [Line Items]
Number of TDRs classified as non-accrual | contract	6	7
Total amount of loans classified as non-accrual	$ 826	$ 357
Past Due 30 Days Or More And Still Accruing [Member]
Loans And Allowance For Loan Losses [Line Items]
Accruing loans contractually past due 30 days or more, total amount	$ 0	$ 0
Minimum [Member] | Commercial Real Estate Mortgages [Member]
Loans And Allowance For Loan Losses [Line Items]
Number of years for which principally collateralized loans are amortized	15 years
Minimum [Member] | Residential Real Estate Mortgages [Member]
Loans And Allowance For Loan Losses [Line Items]
Number of years for which principally collateralized loans are amortized	10 years
Maximum [Member] | Commercial Real Estate Mortgages [Member]
Loans And Allowance For Loan Losses [Line Items]
Number of years for which principally collateralized loans are amortized	20 years
Maximum [Member] | Residential Real Estate Mortgages [Member]
Loans And Allowance For Loan Losses [Line Items]
Number of years for which principally collateralized loans are amortized	30 years
Percentage of appraised value of residential real estate loans	80.00%
Home Equity Loans [Member] | Maximum [Member]
Loans And Allowance For Loan Losses [Line Items]
Combined loan-to-value ratio	85.00%
Real Estate Secured Loans [Member]
Loans And Allowance For Loan Losses [Line Items]
Number of loans, classified as TDRs, to relationships | contract	8	6
Commercial And Industrial [Member]
Loans And Allowance For Loan Losses [Line Items]
Number of loans, classified as TDRs, to relationships | contract	4	6
Loans	$ 79,911	$ 73,893
Commercial And Industrial [Member] | Maximum [Member]
Loans And Allowance For Loan Losses [Line Items]
Number of years for which principally collateralized loans are amortized	10 years
Commercial Construction And Land Development [Member]
Loans And Allowance For Loan Losses [Line Items]
Loans	$ 24,926	$ 25,421
Commercial Construction And Land Development [Member] | Minimum [Member]
Loans And Allowance For Loan Losses [Line Items]
Number of months for which principally collateralized loans are amortized	6 months
Commercial Construction And Land Development [Member] | Maximum [Member]
Loans And Allowance For Loan Losses [Line Items]
Number of months for which principally collateralized loans are amortized	24 months
Agricultural And Other Loans To Farmers [Member]
Loans And Allowance For Loan Losses [Line Items]
Number of loans, classified as TDRs, to relationships | contract	2	1
Other Consumer Loans [Member]
Loans And Allowance For Loan Losses [Line Items]
Number of loans, classified as TDRs, to relationships | contract	1	1
Lodging And Hospitality Industry [Member]
Loans And Allowance For Loan Losses [Line Items]
Loans	$ 98,231	$ 112,520
Lodging And Hospitality Industry [Member] | Commercial Real Estate Mortgages [Member]
Loans And Allowance For Loan Losses [Line Items]
Percentage of commercial real estate mortgage portfolio	25.70%

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Number of years for which principally collateralized loans are amortized.

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Percentage of appraised value of residential real estate loans.

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Percentage of commercial real estate mortgage portfolio.

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The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings.

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Recorded investment of consumer mortgage loan receivables secured by residential real estate properties for which formal foreclosure proceedings are in process.

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The carrying amount of the outstanding balance due under the mortgage loan.

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Carrying amount of other real estate not separately disclosed, including, but not limited to, real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. This does not include real estate assets taken in settlement of troubled loans through surrender or foreclosure.

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