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Loans And Related Allowances For Loan Losses (Classes of the Loan Portfolio Summarized by the Aggregate Risk Rating) (Details) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | $ 891,926 | $ 879,023
Commercial real estate- non owner-occupied [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 157,158 | 159,330
Commercial real estate- all other CRE [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 140,801 | 121,175
Acquisition and development- 1-4 family residential construction [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 15,845 | 15,711
Acquisition and development- All other A&D [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 88,437 | 95,275
Commercial and industrial [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 72,346 | 73,853
Residential mortgage- term [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 316,465 | 311,469
Residential mortgage- home equity [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 76,951 | 77,270
Consumer [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 23,923 | 24,940
Pass [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 844,732 | 819,513
Pass [Member] | Commercial real estate- non owner-occupied [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 137,181 | 140,378
Pass [Member] | Commercial real estate- all other CRE [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 125,720 | 103,811
Pass [Member] | Acquisition and development- 1-4 family residential construction [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 15,845 | 15,011
Pass [Member] | Acquisition and development- All other A&D [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 87,135 | 89,963
Pass [Member] | Commercial and industrial [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 70,613 | 69,420
Pass [Member] | Residential mortgage- term [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 308,734 | 300,558
Pass [Member] | Residential mortgage- home equity [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 75,710 | 75,491
Pass [Member] | Consumer [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 23,794 | 24,881
Special Mention [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 14,512 | 14,211
Special Mention [Member] | Commercial real estate- non owner-occupied [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 10,620 | 11,574
Special Mention [Member] | Commercial real estate- all other CRE [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 3,121 | 1,184
Special Mention [Member] | Acquisition and development- 1-4 family residential construction [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Special Mention [Member] | Acquisition and development- All other A&D [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 65 | 74
Special Mention [Member] | Commercial and industrial [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 593 | 1,212
Special Mention [Member] | Residential mortgage- term [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 113 | 167
Special Mention [Member] | Residential mortgage- home equity [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Special Mention [Member] | Consumer [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Substandard [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 32,682 | 45,299
Substandard [Member] | Commercial real estate- non owner-occupied [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 9,357 | 7,378
Substandard [Member] | Commercial real estate- all other CRE [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 11,960 | 16,180
Substandard [Member] | Acquisition and development- 1-4 family residential construction [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 700
Substandard [Member] | Acquisition and development- All other A&D [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 1,237 | 5,238
Substandard [Member] | Commercial and industrial [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 1,140 | 3,221
Substandard [Member] | Residential mortgage- term [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 7,618 | 10,744
Substandard [Member] | Residential mortgage- home equity [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 1,241 | 1,779
Substandard [Member] | Consumer [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | $ 129 | $ 59

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