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Allowance for Loan Losses Allowance for Loan Losses (Change in Accounting Methodology) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | $ (227) | $ 350 | $ 0
Construction And Farmland [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | (85) | 375 | (233)
Residential Real Estate [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | 355 | 497 | (197)
Commercial Real Estate [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | (147) | (288) | 437
Commercial [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | (434) | (255) | 31
Consumer [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | 39 | 0 | 26
All Other Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | 20 | $ (20) | $ (33)
Total Excluding Unallocated [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | (252) |  |
Calculated Provision Based On Prior Methodology [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | (635) |  |
Calculated Provision Based On Prior Methodology [Member] | Construction And Farmland [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | (118) |  |
Calculated Provision Based On Prior Methodology [Member] | Residential Real Estate [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | 173 |  |
Calculated Provision Based On Prior Methodology [Member] | Commercial Real Estate [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | (280) |  |
Calculated Provision Based On Prior Methodology [Member] | Commercial [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | (457) |  |
Calculated Provision Based On Prior Methodology [Member] | Consumer [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | 28 |  |
Calculated Provision Based On Prior Methodology [Member] | All Other Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | 19 |  |
Difference [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | 383 |  |
Difference [Member] | Construction And Farmland [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | 33 |  |
Difference [Member] | Residential Real Estate [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | 182 |  |
Difference [Member] | Commercial Real Estate [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | 133 |  |
Difference [Member] | Commercial [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | 23 |  |
Difference [Member] | Consumer [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | 11 |  |
Difference [Member] | All Other Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
(Recovery Of) Provision For Loan Losses | $ 1 |  |

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount of expense related to estimated loss from loan and lease transactions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.11) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953423-111524 + Details
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