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Loans and Allowance for Loan Losses (Credit Quality Information By Class) (Details) - USD ($) $ in Thousands | Mar. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | $ 572,562 | $ 559,051
Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 485,664 | 476,647
Pass Monitored |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 61,968 | 54,510
Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 20,928 | 19,307
Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 3,776 | 8,351
Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 226 | 236
Loss |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
Performing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 9,453 | 10,168
Nonperforming |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 18 | 19
Commercial - Non Real Estate Commercial And Industrial |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 38,498 | 37,427
Commercial - Non Real Estate Commercial And Industrial | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 34,691 | 33,279
Commercial - Non Real Estate Commercial And Industrial | Pass Monitored |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 1,633 | 1,788
Commercial - Non Real Estate Commercial And Industrial | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 1,837 | 1,748
Commercial - Non Real Estate Commercial And Industrial | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 337 | 612
Commercial - Non Real Estate Commercial And Industrial | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
Commercial - Non Real Estate Commercial And Industrial | Loss |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 |
Commercial Real Estate Owner Occupied |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 132,667 | 127,018
Commercial Real Estate Owner Occupied | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 116,817 | 112,649
Commercial Real Estate Owner Occupied | Pass Monitored |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 10,525 | 10,893
Commercial Real Estate Owner Occupied | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 4,997 | 3,146
Commercial Real Estate Owner Occupied | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 328 | 330
Commercial Real Estate Owner Occupied | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
Commercial Real Estate Owner Occupied | Loss |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
Commercial Real Estate Non-Owner Occupied |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 113,242 | 112,897
Commercial Real Estate Non-Owner Occupied | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 81,000 | 82,050
Commercial Real Estate Non-Owner Occupied | Pass Monitored |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 19,344 | 17,992
Commercial Real Estate Non-Owner Occupied | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 12,151 | 12,088
Commercial Real Estate Non-Owner Occupied | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 747 | 767
Commercial Real Estate Non-Owner Occupied | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
Commercial Real Estate Non-Owner Occupied | Loss |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
Construction And Farmland Residential |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 7,288 | 3,214
Construction And Farmland Residential | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 6,498 | 2,614
Construction And Farmland Residential | Pass Monitored |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 98 | 600
Construction And Farmland Residential | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 692 | 0
Construction And Farmland Residential | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
Construction And Farmland Residential | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
Construction And Farmland Residential | Loss |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
Construction And Farmland Commercial |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 49,339 | 49,140
Construction And Farmland Commercial | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 25,089 | 30,093
Construction And Farmland Commercial | Pass Monitored |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 23,944 | 17,069
Construction And Farmland Commercial | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 1,663
Construction And Farmland Commercial | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 306 | 315
Construction And Farmland Commercial | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
Construction And Farmland Commercial | Loss |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
Residential Equity Lines |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 31,672 | 32,838
Residential Equity Lines | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 31,330 | 32,495
Residential Equity Lines | Pass Monitored |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 299 | 299
Residential Equity Lines | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
Residential Equity Lines | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
Residential Equity Lines | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 43 | 44
Residential Equity Lines | Loss |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
Residential Single Family |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 186,358 | 190,372
Residential Single Family | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 178,103 | 177,829
Residential Single Family | Pass Monitored |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 5,625 | 5,869
Residential Single Family | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 389 | 155
Residential Single Family | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 2,058 | 6,327
Residential Single Family | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 183 | 192
Residential Single Family | Loss |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
Residential Multifamily |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 4,030 | 4,095
Residential Multifamily | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 2,668 | 3,588
Residential Multifamily | Pass Monitored |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 500 | 0
Residential Multifamily | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 862 | 507
Residential Multifamily | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
Residential Multifamily | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
Residential Multifamily | Loss |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
All Other Loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 9,468 | 2,050
All Other Loans | Pass |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 9,468 | 2,050
All Other Loans | Pass Monitored |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
All Other Loans | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
All Other Loans | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
All Other Loans | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | 0 | 0
All Other Loans | Loss |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables | $ 0 | $ 0

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