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Allowance For Loan Losses (Credit Quality Information By Class) (Details) (USD $) In Thousands, unless otherwise specified | Mar. 31, 2013 | Dec. 31, 2012
--- | --- | ---
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | $ 410,687 | $ 404,790
Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 335,093 | 327,000
Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 28,193 | 29,407
Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 17,812 | 18,866
Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 28,563 | 28,589
Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 1,026 | 928
Loss [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables |  |
Performing [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 12,999 | 13,172
Nonperforming [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 164 | 135
Commercial - Non Real Estate Commercial And Industrial [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 21,397 | 21,640
Commercial - Non Real Estate Commercial And Industrial [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 16,039 | 16,132
Commercial - Non Real Estate Commercial And Industrial [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 2,197 | 2,289
Commercial - Non Real Estate Commercial And Industrial [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 1,007 | 1,099
Commercial - Non Real Estate Commercial And Industrial [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 1,924 | 1,891
Commercial - Non Real Estate Commercial And Industrial [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 230 | 229
Commercial - Non Real Estate Commercial And Industrial [Member] | Loss [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables |  |
Commercial Real Estate Owner Occupied [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 91,712 | 85,164
Commercial Real Estate Owner Occupied [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 79,054 | 72,916
Commercial Real Estate Owner Occupied [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 6,700 | 6,503
Commercial Real Estate Owner Occupied [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 1,984 | 1,737
Commercial Real Estate Owner Occupied [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 3,889 | 3,918
Commercial Real Estate Owner Occupied [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 85 | 90
Commercial Real Estate Owner Occupied [Member] | Loss [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables |  |
Commercial Real Estate Non-Owner Occupied [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 44,123 | 39,218
Commercial Real Estate Non-Owner Occupied [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 29,785 | 22,810
Commercial Real Estate Non-Owner Occupied [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 3,508 | 5,303
Commercial Real Estate Non-Owner Occupied [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 4,063 | 4,332
Commercial Real Estate Non-Owner Occupied [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 6,767 | 6,773
Commercial Real Estate Non-Owner Occupied [Member] | Loss [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables |  |
Construction And Farmland Residential [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 4,716 | 9,706
Construction And Farmland Residential [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 4,558 | 9,548
Construction And Farmland Residential [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 158 | 158
Construction And Farmland Residential [Member] | Loss [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables |  |
Construction And Farmland Commercial [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 26,735 | 28,170
Construction And Farmland Commercial [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 20,143 | 21,155
Construction And Farmland Commercial [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 1,885 | 1,777
Construction And Farmland Commercial [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 349 | 854
Construction And Farmland Commercial [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 4,358 | 4,384
Construction And Farmland Commercial [Member] | Loss [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables |  |
Residential Equity Lines [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 31,426 | 31,702
Residential Equity Lines [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 29,683 | 30,165
Residential Equity Lines [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 564 | 426
Residential Equity Lines [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 379 | 172
Residential Equity Lines [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 706 | 843
Residential Equity Lines [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 94 | 96
Residential Equity Lines [Member] | Loss [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables |  |
Residential Single Family [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 184,235 | 182,917
Residential Single Family [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 150,384 | 148,904
Residential Single Family [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 12,285 | 12,048
Residential Single Family [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 10,030 | 10,672
Residential Single Family [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 10,919 | 10,780
Residential Single Family [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 617 | 513
Residential Single Family [Member] | Loss [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables |  |
Residential Multifamily [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 2,812 | 2,808
Residential Multifamily [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 1,916 | 1,905
Residential Multifamily [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 896 | 903
Residential Multifamily [Member] | Loss [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables |  |
All Other Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 3,531 | 3,465
All Other Loans [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 3,531 | 3,465
All Other Loans [Member] | Loss [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables |  |

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