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Securities Available for Sale (Details 3) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Investment securities with unrealized losses |  |
Fair Value, Less Than 12 Months | $ 37,766 | $ 79,328
Unrealized Losses, Less Than 12 Months | (322) | (679)
Fair Value, 12 Months or Longer | 222,033 | 111,378
Unrealized Losses, 12 Months or Longer | (6,995) | (2,818)
Fair Value, Total | 259,799 | 190,706
Unrealized Losses, Total | (7,317) | (3,497)
Corporate bonds |  |
Investment securities with unrealized losses |  |
Fair Value, Less Than 12 Months | 516 | 397
Unrealized Losses, Less Than 12 Months | (4) | (3)
Fair Value, 12 Months or Longer | 672 | 383
Unrealized Losses, 12 Months or Longer | (14) | (5)
Fair Value, Total | 1,188 | 780
Unrealized Losses, Total | (18) | (8)
Small Business Administration |  |
Investment securities with unrealized losses |  |
Fair Value, Less Than 12 Months | 11 | 0
Unrealized Losses, Less Than 12 Months | 0 | 0
Fair Value, 12 Months or Longer | 11,919 | 14,182
Unrealized Losses, 12 Months or Longer | (362) | (396)
Fair Value, Total | 11,930 | 14,182
Unrealized Losses, Total | (362) | (396)
U.S. Treasury and U.S. government sponsored entities |  |
Investment securities with unrealized losses |  |
Fair Value, Less Than 12 Months | 648 | 3,970
Unrealized Losses, Less Than 12 Months | (2) | (34)
Fair Value, 12 Months or Longer | 5,065 | 1,912
Unrealized Losses, 12 Months or Longer | (100) | (35)
Fair Value, Total | 5,713 | 5,882
Unrealized Losses, Total | (102) | (69)
State and political subdivisions |  |
Investment securities with unrealized losses |  |
Fair Value, Less Than 12 Months | 23,569 | 33,188
Unrealized Losses, Less Than 12 Months | (201) | (220)
Fair Value, 12 Months or Longer | 64,174 | 25,721
Unrealized Losses, 12 Months or Longer | (1,692) | (423)
Fair Value, Total | 87,743 | 58,909
Unrealized Losses, Total | (1,893) | (643)
Mortgage-backed securities - residential |  |
Investment securities with unrealized losses |  |
Fair Value, Less Than 12 Months | 13,002 | 40,072
Unrealized Losses, Less Than 12 Months | (114) | (400)
Fair Value, 12 Months or Longer | 126,200 | 53,760
Unrealized Losses, 12 Months or Longer | (4,053) | (1,204)
Fair Value, Total | 139,202 | 93,832
Unrealized Losses, Total | (4,167) | (1,604)
Collateralized mortgage obligations |  |
Investment securities with unrealized losses |  |
Fair Value, Less Than 12 Months | 20 | 1,701
Unrealized Losses, Less Than 12 Months | (1) | (22)
Fair Value, 12 Months or Longer | 14,003 | 15,420
Unrealized Losses, 12 Months or Longer | (774) | (755)
Fair Value, Total | 14,023 | 17,121
Unrealized Losses, Total | $ (775) | $ (777)

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