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Loans And Allowance For Loan Losses (Schedule Of Impaired Loans) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2016 | Jun. 30, 2015 | Dec. 31, 2015
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired loans, with no related allowance, Recorded Investment | $ 3,347 |  | $ 3,347 |  | $ 3,350
Impaired loans, with no related allowance, Unpaid Principal Balance | 3,463 |  | 3,463 |  | 3,574
Impaired loans, with related allowance, Recorded Investment | 2,088 |  | 2,088 |  | 2,389
Impaired loans, with related allowance, Unpaid Principal Balance | 4,279 |  | 4,279 |  | 4,464
Impaired Financing Receivable, Recorded Investment | 5,435 |  | 5,435 |  | 5,739
Impaired Financing Receivable, Unpaid Principal Balance | 7,742 |  | 7,742 |  | 8,038
Impaired loans, Related Allowance | 370 |  | 370 |  | 373
Impaired loans, with no related allowance, Average Recorded Investment | 3,300 | $ 5,743 | 3,251 | $ 6,024 |
Impaired loans, with no related allowance, Interest Recorded | 54 | 25 | 101 | 49 |
Impaired loans, with related allowance, Average Recorded Investment | 2,088 | 1,373 | 2,175 | 1,372 |
Impaired loans, with related allowance, Interest Recorded |  |  |  |  |
Impaired loans, Average Recorded Investment, Total | 5,388 | 7,116 | 5,426 | 7,396 |
Impaired loans, Interest Recorded, Total | 54 | 25 | 101 | 49 |
Commercial Real Estate Mortgages [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired loans, with no related allowance, Recorded Investment | 1,900 |  | 1,900 |  | 1,692
Impaired loans, with no related allowance, Unpaid Principal Balance | 1,900 |  | 1,900 |  | 1,736
Impaired loans, with related allowance, Recorded Investment | 536 |  | 536 |  | 531
Impaired loans, with related allowance, Unpaid Principal Balance | 536 |  | 536 |  | 531
Impaired loans, Related Allowance | 43 |  | 43 |  | 43
Impaired loans, with no related allowance, Average Recorded Investment | 1,850 | 2,413 | 1,859 | 2,698 |
Impaired loans, with no related allowance, Interest Recorded | 32 | 7 | 53 | 14 |
Impaired loans, with related allowance, Average Recorded Investment | 482 | 955 | 443 | 955 |
Impaired loans, with related allowance, Interest Recorded |  |  |  |  |
Commercial And Industrial [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired loans, with no related allowance, Recorded Investment | 89 |  | 89 |  | 202
Impaired loans, with no related allowance, Unpaid Principal Balance | 89 |  | 89 |  | 352
Impaired loans, with related allowance, Recorded Investment | 220 |  | 220 |  | 224
Impaired loans, with related allowance, Unpaid Principal Balance | 370 |  | 370 |  | 374
Impaired loans, Related Allowance | 175 |  | 175 |  | 175
Impaired loans, with no related allowance, Average Recorded Investment | 92 | 441 | 94 | 446 |
Impaired loans, with no related allowance, Interest Recorded | 2 | 3 | 4 | 5 |
Impaired loans, with related allowance, Average Recorded Investment | 221 | 170 | 222 | 170 |
Impaired loans, with related allowance, Interest Recorded |  |  |  |  |
Commercial Construction And Land Development [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired loans, with related allowance, Recorded Investment | 813 |  | 813 |  | 1,111
Impaired loans, with related allowance, Unpaid Principal Balance | 2,738 |  | 2,738 |  | 3,036
Impaired loans, Related Allowance | 60 |  | 60 |  | 58
Impaired loans, with no related allowance, Average Recorded Investment |  | 1,260 |  | 1,260 |
Impaired loans, with no related allowance, Interest Recorded |  |  |  |  |
Impaired loans, with related allowance, Average Recorded Investment | 865 |  | 988 |  |
Impaired loans, with related allowance, Interest Recorded |  |  |  |  |
Agriculture And Other Loans To Farmers [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired loans, with no related allowance, Recorded Investment | 127 |  | 127 |  | 106
Impaired loans, with no related allowance, Unpaid Principal Balance | 127 |  | 127 |  | 106
Impaired loans, with no related allowance, Average Recorded Investment | 128 | 113 | 135 | 118 |
Impaired loans, with no related allowance, Interest Recorded | 3 | 2 | 5 | 4 |
Impaired loans, with related allowance, Average Recorded Investment |  | 54 |  | 54 |
Impaired loans, with related allowance, Interest Recorded |  |  |  |  |
Residential Real Estate Loans [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired loans, with no related allowance, Recorded Investment | 1,214 |  | 1,214 |  | 1,332
Impaired loans, with no related allowance, Unpaid Principal Balance | 1,330 |  | 1,330 |  | 1,362
Impaired loans, with related allowance, Recorded Investment | 512 |  | 512 |  | 515
Impaired loans, with related allowance, Unpaid Principal Balance | 628 |  | 628 |  | 515
Impaired loans, Related Allowance | 92 |  | 92 |  | 97
Impaired loans, with no related allowance, Average Recorded Investment | 1,214 | 1,498 | 1,146 | 1,483 |
Impaired loans, with no related allowance, Interest Recorded | 17 | 13 | 38 | 25 |
Impaired loans, with related allowance, Average Recorded Investment | 513 | 184 | 514 | 183 |
Impaired loans, with related allowance, Interest Recorded |  |  |  |  |
Home Equity Loans [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired loans, with no related allowance, Recorded Investment | 17 |  | 17 |  | 18
Impaired loans, with no related allowance, Unpaid Principal Balance | 17 |  | 17 |  | 18
Impaired loans, with no related allowance, Average Recorded Investment | 16 | 18 | 17 | 19 |
Impaired loans, with no related allowance, Interest Recorded |  |  | 1 | 1 |
Impaired loans, with related allowance, Interest Recorded |  |  |  |  |
Other Consumer Loans [Member] |  |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |  |
Impaired loans, with no related allowance, Recorded Investment |  |  |  |  |
Impaired loans, with no related allowance, Unpaid Principal Balance |  |  |  |  |
Impaired loans, with related allowance, Recorded Investment | 7 |  | 7 |  | 8
Impaired loans, with related allowance, Unpaid Principal Balance | 7 |  | 7 |  | 8
Impaired loans, Related Allowance |  |  |  |  |
Impaired loans, with no related allowance, Interest Recorded |  |  |  |  |
Impaired loans, with related allowance, Average Recorded Investment | 7 | $ 10 | $ 8 | $ 10 |
Impaired loans, with related allowance, Interest Recorded |  |  |  |  |

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