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Securities (Details) - USD ($) $ in Thousands | Mar. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | $ 381,058 | $ 374,343
Gross Unrealized Gains | 1,870 | 2,263
Gross Unrealized Losses | (5,856) | (6,611)
Fair Value | 377,072 | 369,995
Corporate bonds |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | 1,042 | 1,343
Gross Unrealized Gains | 5 | 4
Gross Unrealized Losses | (6) | (8)
Fair Value | 1,041 | 1,339
Small Business Administration |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | 16,720 | 17,236
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (479) | (530)
Fair Value | 16,241 | 16,706
U.S. Treasury and U.S. government sponsored entities |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | 5,467 | 5,970
Gross Unrealized Gains | 4 | 5
Gross Unrealized Losses | (49) | (54)
Fair Value | 5,422 | 5,921
State and political subdivisions |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | 166,479 | 157,014
Gross Unrealized Gains | 1,108 | 1,049
Gross Unrealized Losses | (2,562) | (2,760)
Fair Value | 165,025 | 155,303
Mortgage-backed securities - residential |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | 170,675 | 171,215
Gross Unrealized Gains | 567 | 1,019
Gross Unrealized Losses | (2,064) | (2,552)
Fair Value | 169,178 | 169,682
Collateralized mortgage obligations - residential |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | 20,504 | 21,397
Gross Unrealized Gains | 2 | 1
Gross Unrealized Losses | (695) | (705)
Fair Value | 19,811 | 20,693
Equity securities |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | 171 | 168
Gross Unrealized Gains | 184 | 185
Gross Unrealized Losses | (1) | (2)
Fair Value | $ 354 | $ 351

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