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Investment Securities (Schedule of Gross Unrealized Losses on Investment Securities and Fair Market Value) (Details) $ in Thousands | Jun. 30, 2019 USD ($) Investments | Dec. 31, 2018 USD ($) Investments
--- | --- | ---
Available for sale |  |
Available for sale Securities, Less than 12 months, Number of investments | Investments | 7 | 8
Available for sale Securities, Less than 12 months, Fair value | $ 9,664 | $ 11,746
Available for sale Securities, Less than 12 months, Unrealized losses | $ 91 | $ 64
Available for sale Securities, 12 months or longer, Number of investments | Investments | 40 | 53
Available for sale Securities, 12 months or longer, Fair value | $ 33,963 | $ 46,524
Available for sale Securities, 12 months or Longer, Unrealized losses | $ 310 | $ 1,270
Available for sale Securities, Total, Number of investments | Investments | 47 | 61
Available for sale Securities, Total, Fair value | $ 43,627 | $ 58,270
Available for sale Securities, Total, Unrealized losses | $ 401 | $ 1,334
US Government Agencies [Member] |  |
Available for sale |  |
Available for sale Securities, Less than 12 months, Number of investments | Investments | 1 | 1
Available for sale Securities, Less than 12 months, Fair value | $ 500 | $ 1,246
Available for sale Securities, Less than 12 months, Unrealized losses | $ 1 | $ 3
Available for sale Securities, 12 months or longer, Number of investments | Investments | 2 | 8
Available for sale Securities, 12 months or longer, Fair value | $ 1,997 | $ 7,035
Available for sale Securities, 12 months or Longer, Unrealized losses | $ 3 | $ 191
Available for sale Securities, Total, Number of investments | Investments | 3 | 9
Available for sale Securities, Total, Fair value | $ 2,497 | $ 8,281
Available for sale Securities, Total, Unrealized losses | $ 4 | $ 194
SBA Securities [Member] |  |
Available for sale |  |
Available for sale Securities, Less than 12 months, Number of investments | Investments |  |
Available for sale Securities, Less than 12 months, Fair value |  |
Available for sale Securities, Less than 12 months, Unrealized losses |  |
Available for sale Securities, 12 months or longer, Number of investments | Investments | 1 | 2
Available for sale Securities, 12 months or longer, Fair value | $ 649 | $ 3,525
Available for sale Securities, 12 months or Longer, Unrealized losses | $ 21 | $ 103
Available for sale Securities, Total, Number of investments | Investments | 1 | 2
Available for sale Securities, Total, Fair value | $ 649 | $ 3,525
Available for sale Securities, Total, Unrealized losses | $ 21 | $ 103
State and Political Subdivisions [Member] |  |
Available for sale |  |
Available for sale Securities, Less than 12 months, Number of investments | Investments |  |
Available for sale Securities, Less than 12 months, Fair value |  |
Available for sale Securities, Less than 12 months, Unrealized losses |  |
Available for sale Securities, 12 months or longer, Number of investments | Investments | 2 | 7
Available for sale Securities, 12 months or longer, Fair value | $ 979 | $ 2,829
Available for sale Securities, 12 months or Longer, Unrealized losses | $ 1 | $ 63
Available for sale Securities, Total, Number of investments | Investments | 2 | 7
Available for sale Securities, Total, Fair value | $ 979 | $ 2,829
Available for sale Securities, Total, Unrealized losses | $ 1 | $ 63
Asset-backed Securities [Member] |  |
Available for sale |  |
Available for sale Securities, Less than 12 months, Number of investments | Investments | 5 | 4
Available for sale Securities, Less than 12 months, Fair value | $ 7,614 | $ 6,707
Available for sale Securities, Less than 12 months, Unrealized losses | $ 89 | $ 49
Available for sale Securities, 12 months or longer, Number of investments | Investments | 1 |
Available for sale Securities, 12 months or longer, Fair value | $ 1,682 |
Available for sale Securities, 12 months or Longer, Unrealized losses | $ 2 |
Available for sale Securities, Total, Number of investments | Investments | 6 | 4
Available for sale Securities, Total, Fair value | $ 9,296 | $ 6,707
Available for sale Securities, Total, Unrealized losses | $ 91 | $ 49
Mortgage Backed Securities [Member] | FHLMC [Member] |  |
Available for sale |  |
Available for sale Securities, Less than 12 months, Number of investments | Investments |  |
Available for sale Securities, Less than 12 months, Fair value |  |
Available for sale Securities, Less than 12 months, Unrealized losses |  |
Available for sale Securities, 12 months or longer, Number of investments | Investments | 9 | 10
Available for sale Securities, 12 months or longer, Fair value | $ 6,049 | $ 7,402
Available for sale Securities, 12 months or Longer, Unrealized losses | $ 59 | $ 242
Available for sale Securities, Total, Number of investments | Investments | 9 | 10
Available for sale Securities, Total, Fair value | $ 6,049 | $ 7,402
Available for sale Securities, Total, Unrealized losses | $ 59 | $ 242
Mortgage Backed Securities [Member] | FNMA [Member] |  |
Available for sale |  |
Available for sale Securities, Less than 12 months, Number of investments | Investments | 1 | 2
Available for sale Securities, Less than 12 months, Fair value | $ 1,550 | $ 2,689
Available for sale Securities, Less than 12 months, Unrealized losses | $ 1 | $ 6
Available for sale Securities, 12 months or longer, Number of investments | Investments | 22 | 23
Available for sale Securities, 12 months or longer, Fair value | $ 19,632 | $ 22,814
Available for sale Securities, 12 months or Longer, Unrealized losses | $ 178 | $ 545
Available for sale Securities, Total, Number of investments | Investments | 23 | 25
Available for sale Securities, Total, Fair value | $ 21,182 | $ 25,503
Available for sale Securities, Total, Unrealized losses | $ 179 | $ 551
Mortgage Backed Securities [Member] | GNMA [Member] |  |
Available for sale |  |
Available for sale Securities, Less than 12 months, Number of investments | Investments |  | 1
Available for sale Securities, Less than 12 months, Fair value |  | $ 1,104
Available for sale Securities, Less than 12 months, Unrealized losses |  | $ 6
Available for sale Securities, 12 months or longer, Number of investments | Investments | 3 | 3
Available for sale Securities, 12 months or longer, Fair value | $ 2,975 | $ 2,919
Available for sale Securities, 12 months or Longer, Unrealized losses | $ 46 | $ 126
Available for sale Securities, Total, Number of investments | Investments | 3 | 4
Available for sale Securities, Total, Fair value | $ 2,975 | $ 4,023
Available for sale Securities, Total, Unrealized losses | $ 46 | $ 132

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