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Securities (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2016 USD ($) security | Dec. 31, 2015 USD ($)
Securities |  |
Amortized Cost | $ 12,982 | $ 13,742
Gross Unrealized Gains | 220 | 398
Fair Value | $ 13,202 | 14,140
Estimated remaining term | 4 years 6 months |
Securities pledged | $ 629 | 719
Securities of any one issuer, other than U.S. Government, greater than 10% of shareholders equity | $ 0 | 0
Shareholders equity representing a concentration risk for any one securities investment (as a percent) | 10.00% |
Sales of securities | $ 0 | 0
Residential mortgage-backed |  |
Securities |  |
Amortized Cost | 11,022 | 11,796
Gross Unrealized Gains | 192 | 371
Fair Value | $ 11,214 | 12,167
Number of securities held | security | 24 |
U.S. Government and federal agency |  |
Securities |  |
Amortized Cost | $ 1,960 | 1,946
Gross Unrealized Gains | 28 | 27
Fair Value | $ 1,988 | $ 1,973
Number of securities held | security | 1 |

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