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Fair Value (Financial instruments Measured at Fair Value) (Details) - USD ($) $ in Thousands | Sep. 30, 2016 | Dec. 31, 2015 | Sep. 30, 2015
--- | --- | --- | ---
Securities available for sale: |  |  |
Total available for sale securities | $ 199,156 | $ 165,614 | $ 178,765
Fair Value [Member] | Fair Value, Inputs, Level 2 [Member] |  |  |
Securities available for sale: |  |  |
Total available for sale securities | 199,156 | 165,614 |
Recurring [Member] | Quoted Prices in Market for Identical Assets (Level 1) [Member] |  |  |
Securities available for sale: |  |  |
Government-sponsored enterprise securities |  |  |
Mortgage-backed securities |  |  |
Corporate bonds |  |  |
Equity securities |  |  |
Total available for sale securities |  |  |
Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |  |
Securities available for sale: |  |  |
Government-sponsored enterprise securities |  |  |
Mortgage-backed securities |  |  |
Corporate bonds |  |  |
Equity securities |  |  |
Total available for sale securities |  |  |
Recurring [Member] | Fair Value, Inputs, Level 2 [Member] |  |  |
Securities available for sale: |  |  |
Government-sponsored enterprise securities | 2,999 | 18,972 |
Mortgage-backed securities | 161,443 | 121,553 |
Corporate bonds | 34,571 | 24,946 |
Equity securities | 143 | 143 |
Total available for sale securities | 199,156 | 165,614 |
Recurring [Member] | Fair Value [Member] |  |  |
Securities available for sale: |  |  |
Government-sponsored enterprise securities | 2,999 | 18,972 |
Mortgage-backed securities | 161,443 | 121,553 |
Corporate bonds | 34,571 | 24,946 |
Equity securities | 143 | 143 |
Total available for sale securities | 199,156 | 165,614 |
Nonrecurring [Member] | Quoted Prices in Market for Identical Assets (Level 1) [Member] |  |  |
Impaired loans and foreclosed real estate: |  |  |
Impaired loans |  |  |
Foreclosed real estate |  |  |
Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |  |
Impaired loans and foreclosed real estate: |  |  |
Impaired loans | 16,437 | 20,645 |
Foreclosed real estate | 10,103 | 9,994 |
Nonrecurring [Member] | Fair Value, Inputs, Level 2 [Member] |  |  |
Impaired loans and foreclosed real estate: |  |  |
Impaired loans |  |  |
Foreclosed real estate |  |  |
Nonrecurring [Member] | Fair Value [Member] |  |  |
Impaired loans and foreclosed real estate: |  |  |
Impaired loans | 16,437 | 20,645 |
Foreclosed real estate | $ 10,103 | $ 9,994 |

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