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Securities (Unrealized Loss NOT deemed to be OTTI) (Details) $ in Thousands | Jun. 30, 2016 USD ($) holding | Dec. 31, 2015 USD ($) holding
--- | --- | ---
Summary of gross unrealized losses and fair value of investments |  |
No of holdings | holding | 36 | 123
Fair value, less than 12 months | $ 842 | $ 304,830
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for less than 12 months | (25) | (2,882)
Fair value, 12 months or longer | 64,378 | 92,785
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months | (1,615) | (4,196)
Fair value, Total | 65,220 | 397,615
Available for Sale and Held to Maturity Securities Continuous Unrealized Loss Position Aggregate Loss | $ (1,640) | $ (7,078)
U. S. Government Agency Securities [Member] |  |
Summary of gross unrealized losses and fair value of investments |  |
No of holdings | holding |  | 3
Fair value, less than 12 months |  | $ 1,990
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for less than 12 months |  | (4)
Fair value, 12 months or longer |  | 0
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months |  | 0
Fair value, Total |  | 1,990
Available for Sale and Held to Maturity Securities Continuous Unrealized Loss Position Aggregate Loss |  | $ (4)
Agency mortgage-backed securities |  |
Summary of gross unrealized losses and fair value of investments |  |
No of holdings | holding | 1 | 57
Fair value, less than 12 months | $ 434 | $ 112,648
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for less than 12 months | (3) | (1,062)
Fair value, 12 months or longer | 0 | 4,297
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months | 0 | (140)
Fair value, Total | 434 | 116,945
Available for Sale and Held to Maturity Securities Continuous Unrealized Loss Position Aggregate Loss | $ (3) | $ (1,202)
Agency Collateralized Mortgage Obligations [Member] |  |
Summary of gross unrealized losses and fair value of investments |  |
No of holdings | holding | 7 | 23
Fair value, less than 12 months | $ 0 | $ 147,707
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for less than 12 months | 0 | (1,420)
Fair value, 12 months or longer | 54,467 | 80,927
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months | (569) | (2,984)
Fair value, Total | 54,467 | 228,634
Available for Sale and Held to Maturity Securities Continuous Unrealized Loss Position Aggregate Loss | $ (569) | $ (4,404)
Single issuer trust preferred securities issued by banks and insurers |  |
Summary of gross unrealized losses and fair value of investments |  |
No of holdings | holding | 2 | 2
Fair value, less than 12 months | $ 0 | $ 1,018
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for less than 12 months | 0 | (33)
Fair value, 12 months or longer | 2,014 | 1,018
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months | (78) | (48)
Fair value, Total | 2,014 | 2,036
Available for Sale and Held to Maturity Securities Continuous Unrealized Loss Position Aggregate Loss | $ (78) | $ (81)
Pooled trust preferred securities issued by banks and insurers |  |
Summary of gross unrealized losses and fair value of investments |  |
No of holdings | holding | 1 | 1
Fair value, less than 12 months | $ 0 | $ 0
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for less than 12 months | 0 | 0
Fair value, 12 months or longer | 1,506 | 1,572
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months | (703) | (645)
Fair value, Total | 1,506 | 1,572
Available for Sale and Held to Maturity Securities Continuous Unrealized Loss Position Aggregate Loss | $ (703) | $ (645)
Equity securities |  |
Summary of gross unrealized losses and fair value of investments |  |
No of holdings | holding | 25 | 34
Fair value, less than 12 months | $ 408 | $ 3,481
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for less than 12 months | (22) | (189)
Fair value, 12 months or longer | 6,391 | 4,971
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months | (265) | (379)
Fair value, Total | 6,799 | 8,452
Available for Sale and Held to Maturity Securities Continuous Unrealized Loss Position Aggregate Loss | $ (287) | $ (568)
Small Business Administration Pooled Securities [Member] |  |
Summary of gross unrealized losses and fair value of investments |  |
No of holdings | holding |  | 3
Fair value, less than 12 months |  | $ 37,986
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for less than 12 months |  | (174)
Fair value, 12 months or longer |  | 0
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months |  | 0
Fair value, Total |  | 37,986
Available for Sale and Held to Maturity Securities Continuous Unrealized Loss Position Aggregate Loss |  | $ (174)

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