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Securities (Details 2) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Investment securities with unrealized losses
Fair Value, Less Than 12 Months	$ 170,354	$ 212,479
Unrealized Losses, Less Than 12 Months	(4,817)	(4,945)
Fair Value, 12 Months or Longer	27,478	49,393
Unrealized Losses, 12 Months or Longer	(1,039)	(1,666)
Fair Value, Total	197,832	261,872
Unrealized Losses, Total	(5,856)	(6,611)
Corporate bonds
Investment securities with unrealized losses
Fair Value, Less Than 12 Months	486	786
Unrealized Losses, Less Than 12 Months	(6)	(8)
Fair Value, 12 Months or Longer	0	0
Unrealized Losses, 12 Months or Longer	0	0
Fair Value, Total	486	786
Unrealized Losses, Total	(6)	(8)
Small Business Administration
Investment securities with unrealized losses
Fair Value, Less Than 12 Months	8,420	8,770
Unrealized Losses, Less Than 12 Months	(192)	(205)
Fair Value, 12 Months or Longer	7,778	7,890
Unrealized Losses, 12 Months or Longer	(287)	(325)
Fair Value, Total	16,198	16,660
Unrealized Losses, Total	(479)	(530)
U.S. Treasury and U.S. government sponsored entities
Investment securities with unrealized losses
Fair Value, Less Than 12 Months	4,719	4,015
Unrealized Losses, Less Than 12 Months	(49)	(54)
Fair Value, 12 Months or Longer	0	502
Unrealized Losses, 12 Months or Longer	0	0
Fair Value, Total	4,719	4,517
Unrealized Losses, Total	(49)	(54)
State and political subdivisions
Investment securities with unrealized losses
Fair Value, Less Than 12 Months	68,787	92,560
Unrealized Losses, Less Than 12 Months	(2,549)	(2,745)
Fair Value, 12 Months or Longer	286	286
Unrealized Losses, 12 Months or Longer	(13)	(15)
Fair Value, Total	69,073	92,846
Unrealized Losses, Total	(2,562)	(2,760)
Mortgage-backed securities - residential
Investment securities with unrealized losses
Fair Value, Less Than 12 Months	80,341	98,348
Unrealized Losses, Less Than 12 Months	(1,902)	(1,823)
Fair Value, 12 Months or Longer	8,841	29,743
Unrealized Losses, 12 Months or Longer	(162)	(729)
Fair Value, Total	89,182	128,091
Unrealized Losses, Total	(2,064)	(2,552)
Collateralized mortgage obligations - residential
Investment securities with unrealized losses
Fair Value, Less Than 12 Months	7,568	7,956
Unrealized Losses, Less Than 12 Months	(118)	(108)
Fair Value, 12 Months or Longer	10,573	10,972
Unrealized Losses, 12 Months or Longer	(577)	(597)
Fair Value, Total	18,141	18,928
Unrealized Losses, Total	(695)	(705)
Equity securities
Investment securities with unrealized losses
Fair Value, Less Than 12 Months	33	44
Unrealized Losses, Less Than 12 Months	(1)	(2)
Fair Value, 12 Months or Longer	0	0
Unrealized Losses, 12 Months or Longer	0	0
Fair Value, Total	33	44
Unrealized Losses, Total	$ (1)	$ (2)

X

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Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale that have been in a continuous loss position for twelve months or longer.

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