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Securities - Schedule of Amortized Cost and Fair Value of Securities (Details) - USD ($) $ in Thousands | Sep. 30, 2018 | Dec. 31, 2017 | Sep. 30, 2017
--- | --- | --- | ---
SECURITIES AVAILABLE FOR SALE |  |  |
Amortized Cost | $ 167,089 | $ 160,290 |
Gross Unrealized Gains | 161 | 731 |
Gross Unrealized Losses | 4,293 | 1,970 |
Fair Value | 162,957 | 159,051 |
SECURITIES HELD TO MATURITY |  |  |
Amortized Cost | 33,517 | 44,829 | $ 47,369
Gross Unrealized Gains | 0 | 57 |
Gross Unrealized Losses | 750 | 337 |
Fair Value | 32,767 | 44,549 | $ 47,373
U.S. Government and agencies |  |  |
SECURITIES AVAILABLE FOR SALE |  |  |
Amortized Cost | 125,594 | 105,899 |
Gross Unrealized Gains | 0 | 2 |
Gross Unrealized Losses | 3,518 | 1,818 |
Fair Value | 122,076 | 104,083 |
SECURITIES HELD TO MATURITY |  |  |
Amortized Cost | 12,000 | 19,000 |
Gross Unrealized Gains | 0 | 2 |
Gross Unrealized Losses | 117 | 99 |
Fair Value | 11,883 | 18,903 |
Mortgage-backed securities, residential |  |  |
SECURITIES AVAILABLE FOR SALE |  |  |
Amortized Cost | 31,676 | 34,473 |
Gross Unrealized Gains | 107 | 461 |
Gross Unrealized Losses | 692 | 101 |
Fair Value | 31,091 | 34,833 |
SECURITIES HELD TO MATURITY |  |  |
Amortized Cost | 21,517 | 25,829 |
Gross Unrealized Gains | 0 | 55 |
Gross Unrealized Losses | 633 | 238 |
Fair Value | 20,884 | 25,646 |
State and municipal |  |  |
SECURITIES AVAILABLE FOR SALE |  |  |
Amortized Cost | 9,819 | 13,227 |
Gross Unrealized Gains | 54 | 109 |
Gross Unrealized Losses | 83 | 42 |
Fair Value | $ 9,790 | 13,294 |
Corporate bonds |  |  |
SECURITIES AVAILABLE FOR SALE |  |  |
Amortized Cost |  | 5,000 |
Gross Unrealized Gains |  | 57 |
Gross Unrealized Losses |  | 0 |
Fair Value |  | 5,057 |
CRA mutual fund |  |  |
SECURITIES AVAILABLE FOR SALE |  |  |
Amortized Cost |  | 1,044 |
Gross Unrealized Gains |  | 0 |
Gross Unrealized Losses |  | 9 |
Fair Value |  | 1,035 |
Stock in other banks |  |  |
SECURITIES AVAILABLE FOR SALE |  |  |
Amortized Cost |  | 647 |
Gross Unrealized Gains |  | 102 |
Gross Unrealized Losses |  | 0 |
Fair Value |  | $ 749 |

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