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Loans And Allowance For Loan Losses (Schedule Of Past Due Loans) (Details) - USD ($) $ in Thousands | Jun. 30, 2016 | Dec. 31, 2015
--- | --- | ---
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | $ 5,736 | $ 6,276
Current | 1,043,155 | 983,690
Total Loans | 1,048,891 | 989,966
Non-Accrual | 5,472 | 6,980
Greater Than 90 Days Past Due and Accruing | 81 | 28
30 to 59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 2,414 | 1,744
60 to 89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 902 | 810
90 Days Or Greater [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 2,420 | 3,722
Commercial Real Estate Mortgages [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 1,280 | 627
Current | 388,753 | 370,375
Total Loans | 390,033 | 371,002
Non-Accrual | 1,087 | 1,279
Greater Than 90 Days Past Due and Accruing |  |
Commercial Real Estate Mortgages [Member] | 30 to 59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 844 | 99
Commercial Real Estate Mortgages [Member] | 60 to 89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 103 | 287
Commercial Real Estate Mortgages [Member] | 90 Days Or Greater [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 333 | 241
Commercial And Industrial [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 224 | 281
Current | 80,525 | 79,630
Total Loans | 80,749 | 79,911
Non-Accrual | 190 | 292
Greater Than 90 Days Past Due and Accruing |  |
Commercial And Industrial [Member] | 30 to 59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 4 | 9
Commercial And Industrial [Member] | 60 to 89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 30 | 1
Commercial And Industrial [Member] | 90 Days Or Greater [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 190 | 271
Commercial Construction And Land Development [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 813 | 1,111
Current | 24,654 | 23,815
Total Loans | 25,467 | 24,926
Non-Accrual | 813 | 1,111
Greater Than 90 Days Past Due and Accruing |  |
Commercial Construction And Land Development [Member] | 90 Days Or Greater [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 813 | 1,111
Agriculture And Other Loans To Farmers [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 94 | 85
Current | 32,987 | 30,918
Total Loans | 33,081 | 31,003
Non-Accrual |  | 16
Greater Than 90 Days Past Due and Accruing | 81 | 3
Agriculture And Other Loans To Farmers [Member] | 30 to 59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 13 | 12
Agriculture And Other Loans To Farmers [Member] | 60 to 89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due |  | 70
Agriculture And Other Loans To Farmers [Member] | 90 Days Or Greater [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 81 | 3
Residential Real Estate Mortgages [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 3,232 | 3,064
Current | 443,701 | 403,588
Total Loans | 446,933 | 406,652
Non-Accrual | 3,157 | 3,452
Greater Than 90 Days Past Due and Accruing |  | 25
Residential Real Estate Mortgages [Member] | 30 to 59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 1,488 | 1,313
Residential Real Estate Mortgages [Member] | 60 to 89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 753 | 452
Residential Real Estate Mortgages [Member] | 90 Days Or Greater [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 991 | 1,299
Home Equity Loans [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 56 | 1,042
Current | 49,274 | 50,488
Total Loans | 49,330 | 51,530
Non-Accrual | 134 | 820
Greater Than 90 Days Past Due and Accruing |  |
Home Equity Loans [Member] | 30 to 59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 31 | 245
Home Equity Loans [Member] | 60 to 89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 15 |
Home Equity Loans [Member] | 90 Days Or Greater [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 10 | 797
Other Consumer Loans [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 37 | 66
Current | 6,909 | 9,632
Total Loans | 6,946 | 9,698
Non-Accrual | 91 | 10
Greater Than 90 Days Past Due and Accruing |  |
Other Consumer Loans [Member] | 30 to 59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 34 | 66
Other Consumer Loans [Member] | 60 to 89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 1 |
Other Consumer Loans [Member] | 90 Days Or Greater [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 2 |
Tax Exempt [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Current | 16,352 | 15,244
Total Loans | 16,352 | $ 15,244
Greater Than 90 Days Past Due and Accruing |  |

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