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Fair Value Measurements (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Equity securities at fair value | $ 2,851 | $ 2,847
Securities available for sale (Note 2) | 339,579 | 166,602
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) | 17,215 | 33,529
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) | 2,008 | 1,947
Equity Securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 2,851 |
State and Municipal [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 173,924 | 103,928
Mortgage-backed [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 142,760 | 21,575
Corporate [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 2,672 | 5,102
Trust Preferred Securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) | 1,000 | 500
Asset-backed Securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available for sale (Note 2) |  | 21
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) | 327,212 | 158,104
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Equity securities at fair value | 1,379 | 1,961
Significant Unobservable Inputs (Level 3) [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Equity securities at fair value | 1,472 | 886
Securities available for sale (Note 2) | 12,367 | 8,498
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) | 339,579 | 166,602
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) | 17,215 | 33,529
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) | 2,008 | 1,947
Fair Value Measured - Recurring Basis [Member] | Equity Securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Equity securities at fair value | 2,851 |
Securities available for sale (Note 2) |  | 2,847
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) | 173,924 | 103,928
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) | 142,760 | 21,575
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) | 2,672 | 5,102
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) | 1,000 | 500
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
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) | 327,212 | 158,104
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) | 17,215 | 33,529
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) | 2,008 | 1,947
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) | 162,557 | 95,930
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) | 142,760 | 21,575
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) | 2,672 | 5,102
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
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 at fair value | 1,379 | 1,961
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) | 12,367 | 8,498
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 at fair value | 1,472 | 886
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) | 11,367 | 7,998
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) | $ 1,000 | $ 500

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