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Securities (Details 4) $ in Thousands | Dec. 31, 2016 USD ($) Securities | Dec. 31, 2015 USD ($) Securities
--- | --- | ---
Schedule of Available-for-sale Securities [Line Items] |  |
Estimated Fair Value, Less than 12 months | $ 112,980 | $ 50,327
Unrealized Losses, Less than 12 months | (2,195) | (303)
Estimated Fair Value, 12 months or longer | 4,696 | 10,779
Unrealized Losses, 12 months or longer | (2,670) | (2,606)
Estimated Fair Value, Total | 117,676 | 61,106
Unrealized Losses, Total | $ (4,865) | $ (2,909)
Number of securities, Unrealized Losses, Less than 12 months | Securities | 97 | 37
Number of securities, Unrealized Losses, 12 months or longer | Securities | 6 | 11
Number of securities, Unrealized Losses, Total | Securities | 103 | 48
U.S. government sponsored entities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Estimated Fair Value, Less than 12 months | $ 16,274 | $ 9,429
Unrealized Losses, Less than 12 months | (369) | (66)
Estimated Fair Value, 12 months or longer | 0 | 0
Unrealized Losses, 12 months or longer | 0 | 0
Estimated Fair Value, Total | 16,274 | 9,429
Unrealized Losses, Total | (369) | (66)
Collateralized mortgage obligations and residential mortgage-backed securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Estimated Fair Value, Less than 12 months | 75,931 | 39,386
Unrealized Losses, Less than 12 months | (1,183) | (232)
Estimated Fair Value, 12 months or longer | 2,287 | 8,045
Unrealized Losses, 12 months or longer | (90) | (244)
Estimated Fair Value, Total | 78,218 | 47,431
Unrealized Losses, Total | (1,273) | (476)
Collateralized Debt Obligations [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Estimated Fair Value, Less than 12 months | 0 | 0
Unrealized Losses, Less than 12 months | 0 | 0
Estimated Fair Value, 12 months or longer | 2,409 | 2,734
Unrealized Losses, 12 months or longer | (2,580) | (2,362)
Estimated Fair Value, Total | 2,409 | 2,734
Unrealized Losses, Total | (2,580) | (2,362)
Municipal securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Estimated Fair Value, Less than 12 months | 20,775 | 1,512
Unrealized Losses, Less than 12 months | (643) | (5)
Estimated Fair Value, 12 months or longer | 0 | 0
Unrealized Losses, 12 months or longer | 0 | 0
Estimated Fair Value, Total | 20,775 | 1,512
Unrealized Losses, Total | $ (643) | $ (5)

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