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Fair Value Measurements (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | $ 166,602 | $ 155,591
U.S. Government and Federal Agency [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 33,529 | 35,126
U.S. Treasury Notes and Bonds [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 1,947 | 1,960
Equity Securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 2,847 | 2,892
State and Municipal [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 103,928 | 100,048
Mortgage-backed [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 21,575 | 9,820
Corporate [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 5,102 | 5,151
Asset-backed Securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 21 | 94
Trust Preferred Securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 500 | 500
Significant Other Observable Inputs (Level 2) [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 158,104 | 140,301
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 (Note 2) |  | 1,892
Significant Unobservable Inputs (Level 3) [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 8,498 | 13,398
Fair Value Measured - Recurring Basis [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 166,602 | 155,591
Fair Value Measured - 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 (Note 2) | 33,529 | 35,126
Fair Value Measured - 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 (Note 2) | 1,947 | 1,960
Fair Value Measured - Recurring Basis [Member] | Equity Securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Equity Securities Held at Fair Value | 2,847 |
Securities available for sale (Note 2) |  | 2,892
Fair Value Measured - Recurring Basis [Member] | State and Municipal [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 103,928 | 100,048
Fair Value Measured - Recurring Basis [Member] | Mortgage-backed [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 21,575 | 9,820
Fair Value Measured - Recurring Basis [Member] | Corporate [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 5,102 | 5,151
Fair Value Measured - Recurring Basis [Member] | Asset-backed Securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 21 | 94
Fair Value Measured - Recurring Basis [Member] | Trust Preferred Securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 500 | 500
Fair Value Measured - 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 (Note 2) | 158,104 | 140,301
Fair Value Measured - 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 (Note 2) | 33,529 | 35,126
Fair Value Measured - 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 (Note 2) | 1,947 | 1,960
Fair Value Measured - 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 (Note 2) | 95,930 | 88,150
Fair Value Measured - 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 (Note 2) | 21,575 | 9,820
Fair Value Measured - 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 (Note 2) | 5,102 | 5,151
Fair Value Measured - 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 (Note 2) | 21 | 94
Fair Value Measured - 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 (Note 2) |  | 1,892
Fair Value Measured - 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] |  |
Equity Securities Held at Fair Value | 1,961 |
Securities available for sale (Note 2) |  | 1,892
Fair Value Measured - 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 (Note 2) | 8,498 | 13,398
Fair Value Measured - 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] |  |
Equity Securities Held at Fair Value | 886 |
Securities available for sale (Note 2) |  | 1,000
Fair Value Measured - 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 (Note 2) | 7,998 | 11,898
Fair Value Measured - Recurring Basis [Member] | Significant Unobservable Inputs (Level 3) [Member] | Trust Preferred Securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | $ 500 | $ 500

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