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Securities (Details 5) - USD ($) $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Investments in pooled trust preferred securities |  |  |
Amortized Cost | $ 686,405 | $ 1,117 | $ 724
Fair Value | 674,248 | 646,805 |
Trust preferred securities |  |  |
Investments in pooled trust preferred securities |  |  |
Amortized Cost | 23,749 | 24,770 |
Fair Value | 18,389 | $ 19,469 |
Unrealized Gain (Loss) | (5,360) |  |
XXIII |  |  |
Investments in pooled trust preferred securities |  |  |
Amortized Cost | 8,293 |  |
Fair Value | 5,680 |  |
Unrealized Gain (Loss) | $ (2,613) |  |
Issuers currently in deferral or default (percent) | 17.00% |  |
XXIV |  |  |
Investments in pooled trust preferred securities |  |  |
Amortized Cost | $ 11,242 |  |
Fair Value | 9,646 |  |
Unrealized Gain (Loss) | $ (1,596) |  |
Issuers currently in deferral or default (percent) | 24.00% |  |
XXVI |  |  |
Investments in pooled trust preferred securities |  |  |
Amortized Cost | $ 4,214 |  |
Fair Value | 3,063 |  |
Unrealized Gain (Loss) | $ (1,151) |  |
Issuers currently in deferral or default (percent) | 19.00% |  |

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