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Securities (Details) - USD ($) $ in Thousands | Jun. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | $ 450,251 | $ 419,795
Gross Unrealized Gains | 25,420 | 13,504
Gross Unrealized Losses | (57) | (1,066)
Fair Value | 475,614 | 432,233
U.S. Treasury and U.S. government sponsored entities |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | 3,790 | 3,773
Gross Unrealized Gains | 123 | 41
Gross Unrealized Losses | 0 | (3)
Fair Value | 3,913 | 3,811
State and political subdivisions |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | 286,352 | 250,905
Gross Unrealized Gains | 18,148 | 10,944
Gross Unrealized Losses | (54) | (424)
Fair Value | 304,446 | 261,425
Mortgage-backed securities - residential |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | 119,276 | 145,886
Gross Unrealized Gains | 5,968 | 2,396
Gross Unrealized Losses | 0 | (372)
Fair Value | 125,244 | 147,910
Collateralized mortgage obligations - residential |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | 31,623 | 11,459
Gross Unrealized Gains | 885 | 101
Gross Unrealized Losses | (3) | (213)
Fair Value | 32,505 | 11,347
Corporate bonds |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | 3,161 | 1,238
Gross Unrealized Gains | 149 | 22
Gross Unrealized Losses | 0 | 0
Fair Value | 3,310 | 1,260
Small Business Administration |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | 6,049 | 6,534
Gross Unrealized Gains | 147 | 0
Gross Unrealized Losses | 0 | (54)
Fair Value | $ 6,196 | $ 6,480

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