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Investment Securities (Details) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Amortized cost and fair value of debt securities |  |
Amortized Cost | $ 217,635 | $ 236,008
Gross Unrealized Gains | 261 | 1,060
Gross Unrealized Losses | (3,384) | (2,014)
Fair value | 214,512 | 235,054
U.S. government and federal agency obligations |  |
Amortized cost and fair value of debt securities |  |
Amortized Cost | 13,667 |
Gross Unrealized Gains | 0 |
Gross Unrealized Losses | (303) |
Fair value | 13,364 |
Government sponsored enterprises |  |
Amortized cost and fair value of debt securities |  |
Amortized Cost | 32,786 | 73,605
Gross Unrealized Gains | 2 | 127
Gross Unrealized Losses | (329) | (235)
Fair value | 32,459 | 73,497
Obligations of states and political subdivisions |  |
Amortized cost and fair value of debt securities |  |
Amortized Cost | 42,666 | 32,224
Gross Unrealized Gains | 123 | 493
Gross Unrealized Losses | (757) | (11)
Fair value | 42,032 | 32,706
Mortgage-backed securities |  |
Amortized cost and fair value of debt securities |  |
Amortized Cost | 128,516 | 130,179
Gross Unrealized Gains | 136 | 440
Gross Unrealized Losses | (1,995) | (1,768)
Fair value | 126,657 | 128,851
Mortgage-backed securities | Residential - government agencies |  |
Amortized cost and fair value of debt securities |  |
Amortized Cost | 127,527 | 129,193
Gross Unrealized Gains | 124 | 432
Gross Unrealized Losses | (1,995) | (1,768)
Fair value | 125,656 | 127,857
Mortgage-backed securities | Commercial - government agencies |  |
Amortized cost and fair value of debt securities |  |
Amortized Cost | 989 | 986
Gross Unrealized Gains | 12 | 8
Gross Unrealized Losses | 0 | 0
Fair value | $ 1,001 | $ 994

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