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Allowance For Loan Losses (Credit Quality Information By Class) (Details) (USD $) In Thousands, unless otherwise specified | Sep. 30, 2012 | Dec. 31, 2011
--- | --- | ---
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | $ 414,151 | $ 397,239
Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 332,442 | 318,200
Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 27,644 | 25,022
Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 20,947 | 23,722
Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 30,605 | 28,117
Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 2,513 | 2,178
Loss [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables |  |
Performing [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 13,157 | 13,053
Nonperforming [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 191 | 132
Commercial - Non Real Estate Commercial And Industrial [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 20,286 | 22,866
Commercial - Non Real Estate Commercial And Industrial [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 15,197 | 16,960
Commercial - Non Real Estate Commercial And Industrial [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 2,435 | 2,668
Commercial - Non Real Estate Commercial And Industrial [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 599 | 991
Commercial - Non Real Estate Commercial And Industrial [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 2,055 | 2,215
Commercial - Non Real Estate Commercial And Industrial [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables |  | 32
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 | 90,711 | 83,106
Commercial Real Estate Owner Occupied [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 73,826 | 65,651
Commercial Real Estate Owner Occupied [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 6,592 | 6,613
Commercial Real Estate Owner Occupied [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 5,776 | 5,759
Commercial Real Estate Owner Occupied [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 3,784 | 4,641
Commercial Real Estate Owner Occupied [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 733 | 442
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 | 39,561 | 34,937
Commercial Real Estate Non-Owner Occupied [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 23,927 | 21,573
Commercial Real Estate Non-Owner Occupied [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 5,335 | 6,688
Commercial Real Estate Non-Owner Occupied [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 2,085 | 1,330
Commercial Real Estate Non-Owner Occupied [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 7,843 | 5,113
Commercial Real Estate Non-Owner Occupied [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 371 | 233
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 | 11,824 | 10,594
Construction And Farmland Residential [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 11,416 | 9,839
Construction And Farmland Residential [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 408 |
Construction And Farmland Residential [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables |  | 755
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 | 29,346 | 24,375
Construction And Farmland Commercial [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 21,458 | 15,990
Construction And Farmland Commercial [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 2,042 | 1,657
Construction And Farmland Commercial [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 797 | 2,595
Construction And Farmland Commercial [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 4,410 | 4,029
Construction And Farmland Commercial [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 639 | 104
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 | 32,774 | 33,429
Residential Equity Lines [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 31,150 | 31,862
Residential Equity Lines [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 251 | 227
Residential Equity Lines [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 194 | 355
Residential Equity Lines [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 931 | 985
Residential Equity Lines [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 248 |
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 | 183,719 | 179,209
Residential Single Family [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 150,445 | 150,520
Residential Single Family [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 9,674 | 5,939
Residential Single Family [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 11,496 | 10,249
Residential Single Family [Member] | Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 11,582 | 11,134
Residential Single Family [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 522 | 1,367
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 | 2,811 | 4,517
Residential Multifamily [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 1,904 | 2,320
Residential Multifamily [Member] | Watch [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 907 | 1,230
Residential Multifamily [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables |  | 967
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 | 3,119 | 4,206
All Other Loans [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 3,119 | 3,485
All Other Loans [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables |  | 721
All Other Loans [Member] | Loss [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables |  |

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