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Loans and Asset Quality Information (Schedule of Accruing Restructured Loans Defaulted in Period) (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2015 USD ($) N | Dec. 31, 2014 USD ($) N
Accruing restructured loans that defaulted in the period: |  |
Number of Contracts - Subsequent Default | N | 5 | 3
Subsequently defaulted - Recorded Investment | $ | $ 359 | $ 429
Non-covered [Member] |  |
Accruing restructured loans that defaulted in the period: |  |
Number of Contracts - Subsequent Default | N | 5 | 2
Subsequently defaulted - Recorded Investment | $ | $ 359 | $ 76
Non-covered [Member] | Commercial Unsecured [Member] |  |
Accruing restructured loans that defaulted in the period: |  |
Number of Contracts - Subsequent Default | N | 1 |
Subsequently defaulted - Recorded Investment | $ | $ 7 |
Non-covered [Member] | Real Estate construction, land development and other land loans [Member] |  |
Accruing restructured loans that defaulted in the period: |  |
Number of Contracts - Subsequent Default | N |  | 1
Subsequently defaulted - Recorded Investment | $ |  | $ 5
Non-covered [Member] | Real estate residential, farmland and mutli-family [Member] |  |
Accruing restructured loans that defaulted in the period: |  |
Number of Contracts - Subsequent Default | N | 4 |
Subsequently defaulted - Recorded Investment | $ | $ 352 |
Non-covered [Member] | Real estate commercial [Member] |  |
Accruing restructured loans that defaulted in the period: |  |
Number of Contracts - Subsequent Default | N |  | 1
Subsequently defaulted - Recorded Investment | $ |  | $ 71
Covered [Member] |  |
Accruing restructured loans that defaulted in the period: |  |
Number of Contracts - Subsequent Default | N |  | 1
Subsequently defaulted - Recorded Investment | $ |  | $ 353

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