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Loans And Allowance For Loan Losses (Summary Of Troubled Debt Restructures) (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2015 USD ($) loan | Dec. 31, 2014 USD ($) loan
Financing Receivable, Modifications [Line Items] |  |
Number of Loans | loan | 10 | 2
Pre-Modification Outstanding Recorded Investment | $ 1,795 | $ 130
Post-Modification Outstanding Recorded Investment | $ 1,800 | $ 127
Commercial Real Estate Mortgages [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Number of Loans | loan | 4 | 1
Pre-Modification Outstanding Recorded Investment | $ 342 | $ 30
Post-Modification Outstanding Recorded Investment | $ 352 | $ 30
Agriculture And Other Loans To Farmers [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Number of Loans | loan | 1 | 1
Pre-Modification Outstanding Recorded Investment | $ 18 | $ 100
Post-Modification Outstanding Recorded Investment | $ 15 | $ 97
Commercial Loans [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Number of Loans | loan | 5 | 2
Pre-Modification Outstanding Recorded Investment | $ 360 | $ 130
Post-Modification Outstanding Recorded Investment | $ 367 | $ 127
Residential Real Estate Mortgages [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Number of Loans | loan | 5 |
Pre-Modification Outstanding Recorded Investment | $ 1,435 |
Post-Modification Outstanding Recorded Investment | $ 1,433 |
Consumer Loans [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Number of Loans | loan | 5 |
Pre-Modification Outstanding Recorded Investment | $ 1,435 |
Post-Modification Outstanding Recorded Investment | $ 1,433 |

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- Definition Post-modification amount of investment in financing receivables modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953676-111524 + Details
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