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Fair Value Measurements (Details) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | $ 174,388 | $ 160,136
Equity securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 2,883 | 2,453
U.S. Government and federal agency [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 59,052 | 57,207
U.S. Treasury notes and bonds [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 4,072 | 6,100
State and municipal [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 88,973 | 77,754
Mortgage-backed [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 7,789 | 6,970
Corporate [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 7,041 | 8,387
Foreign debt [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 4,400 | 995
Asset-backed securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 178 | 270
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 1,383 | 953
Significant Other Observable Inputs (Level 2) [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 157,902 | 147,384
Significant Unobservable Inputs (Level 3) [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 15,103 | 11,799
Fair Value Measured on a Recurring Basis [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 174,388 | 160,136
Fair Value Measured on a Recurring Basis [Member] | Equity securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 2,883 | 2,453
Fair Value Measured on a Recurring Basis [Member] | U.S. Government and federal agency [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 59,052 | 57,207
Fair Value Measured on a Recurring Basis [Member] | U.S. Treasury notes and bonds [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 4,072 | 6,100
Fair Value Measured on a Recurring Basis [Member] | State and municipal [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 88,973 | 77,754
Fair Value Measured on a Recurring Basis [Member] | Mortgage-backed [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 7,789 | 6,970
Fair Value Measured on a Recurring Basis [Member] | Corporate [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 7,041 | 8,387
Fair Value Measured on a Recurring Basis [Member] | Foreign debt [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 4,400 | 995
Fair Value Measured on a Recurring Basis [Member] | Asset-backed securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 178 | 270
Fair Value Measured on a Recurring Basis [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 1,383 | 953
Fair Value Measured on a Recurring Basis [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Equity securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 1,383 | 953
Fair Value Measured on a Recurring Basis [Member] | Significant Other Observable Inputs (Level 2) [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 157,902 | 147,384
Fair Value Measured on a Recurring Basis [Member] | Significant Other Observable Inputs (Level 2) [Member] | U.S. Government and federal agency [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 59,052 | 57,207
Fair Value Measured on a Recurring Basis [Member] | Significant Other Observable Inputs (Level 2) [Member] | U.S. Treasury notes and bonds [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 4,072 | 6,100
Fair Value Measured on a Recurring Basis [Member] | Significant Other Observable Inputs (Level 2) [Member] | State and municipal [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 75,370 | 67,852
Fair Value Measured on a Recurring Basis [Member] | Significant Other Observable Inputs (Level 2) [Member] | Mortgage-backed [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 7,789 | 6,970
Fair Value Measured on a Recurring Basis [Member] | Significant Other Observable Inputs (Level 2) [Member] | Corporate [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 7,041 | 7,990
Fair Value Measured on a Recurring Basis [Member] | Significant Other Observable Inputs (Level 2) [Member] | Foreign debt [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 4,400 | 995
Fair Value Measured on a Recurring Basis [Member] | Significant Other Observable Inputs (Level 2) [Member] | Asset-backed securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 178 | 270
Fair Value Measured on a Recurring Basis [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 15,103 | 11,799
Fair Value Measured on a Recurring Basis [Member] | Significant Unobservable Inputs (Level 3) [Member] | Equity securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | 1,500 | 1,500
Fair Value Measured on a Recurring Basis [Member] | Significant Unobservable Inputs (Level 3) [Member] | State and municipal [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale | $ 13,603 | 9,902
Fair Value Measured on a Recurring Basis [Member] | Significant Unobservable Inputs (Level 3) [Member] | Corporate [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale |  | $ 397

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