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Allowance for Loan Losses (Nonaccrual and Past Due Loans By Class) (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | --- | ---
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | $ 2,187 | $ 6,280 |
Current | 605,128 | 562,958 |
Total Loans | 607,315 | 569,238 | $ 517,125
90 or More Days Past Due Still Accruing | 695 | 0 |
Nonaccrual Loans | 2,118 | 6,339 |
Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 1,091 | 1,126 |
Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 196 | 950 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 900 | 4,204 |
Commercial - Non Real Estate Commercial And Industrial [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 127 | 227 |
Current | 32,959 | 37,200 |
Total Loans | 33,086 | 37,427 |
90 or More Days Past Due Still Accruing | 0 | 0 |
Nonaccrual Loans | 1,081 | 594 |
Commercial - Non Real Estate Commercial And Industrial [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 127 | 75 |
Commercial - Non Real Estate Commercial And Industrial [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 10 |
Commercial - Non Real Estate Commercial And Industrial [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 142 |
Commercial Real Estate Owner Occupied [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 0 |
Current | 136,309 | 127,018 |
Total Loans | 136,309 | 127,018 |
90 or More Days Past Due Still Accruing | 0 | 0 |
Nonaccrual Loans | 0 | 0 |
Commercial Real Estate Owner Occupied [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 0 |
Commercial Real Estate Owner Occupied [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 0 |
Commercial Real Estate Owner Occupied [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 0 |
Commercial Real Estate Non-Owner Occupied [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 368 |
Current | 129,286 | 112,529 |
Total Loans | 129,286 | 112,897 |
90 or More Days Past Due Still Accruing | 0 | 0 |
Nonaccrual Loans | 364 | 767 |
Commercial Real Estate Non-Owner Occupied [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 0 |
Commercial Real Estate Non-Owner Occupied [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 368 |
Commercial Real Estate Non-Owner Occupied [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 0 |
Construction And Farmland Residential [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 0 |
Current | 6,706 | 3,214 |
Total Loans | 6,706 | 3,214 |
90 or More Days Past Due Still Accruing | 0 | 0 |
Construction And Farmland Residential [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 0 |
Construction And Farmland Residential [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 0 |
Construction And Farmland Residential [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 |  |
Construction And Farmland Commercial [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 187 |
Current | 55,220 | 48,953 |
Total Loans | 55,220 | 49,140 |
90 or More Days Past Due Still Accruing | 0 | 0 |
Nonaccrual Loans | 0 | 0 |
Construction And Farmland Commercial [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 187 |
Construction And Farmland Commercial [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 0 |
Construction And Farmland Commercial [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 0 |
Consumer Installment [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 4 | 19 |
Current | 8,466 | 10,168 |
Total Loans | 8,470 | 10,187 |
90 or More Days Past Due Still Accruing | 0 | 0 |
Nonaccrual Loans | 0 | 13 |
Consumer Installment [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 4 | 17 |
Consumer Installment [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 0 |
Consumer Installment [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 2 |
Residential Equity Lines [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 18 |
Current | 32,815 | 32,820 |
Total Loans | 32,815 | 32,838 |
90 or More Days Past Due Still Accruing | 0 | 0 |
Nonaccrual Loans | 92 | 44 |
Residential Equity Lines [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 18 |
Residential Equity Lines [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 0 |
Residential Equity Lines [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 0 | 0 |
Residential Single Family [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 2,056 | 5,461 |
Current | 186,990 | 184,911 |
Total Loans | 189,046 | 190,372 |
90 or More Days Past Due Still Accruing | 695 | 0 |
Nonaccrual Loans | 581 | 4,921 |
Residential Single Family [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 960 | 829 |
Residential Single Family [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 196 | 572 |
Residential Single Family [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 900 | 4,060 |
Residential Multifamily [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Current | 7,923 | 4,095 |
Total Loans | 7,923 | 4,095 |
90 or More Days Past Due Still Accruing | 0 | 0 |
All Other Loans [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Current | 8,454 | 2,050 |
Total Loans | 8,454 | 2,050 | $ 2,259
90 or More Days Past Due Still Accruing | $ 0 | $ 0 |

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- Definition Recorded investment in financing receivables that are 90 days or more past due and still accruing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5111-111524 + Details
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