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Securities (Unrealized Loss NOT deemed to be OTTI) (Details) $ in Thousands | Jun. 30, 2019 USD ($) holding | Dec. 31, 2018 USD ($) holding
--- | --- | ---
Summary of gross unrealized losses and fair value of investments |  |
No of holdings | holding | 35 | 205
Fair value, less than 12 months | $ 37,732 | $ 202,901
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for less than 12 months | (101) | (2,486)
Fair value, 12 months or longer | 108,166 | 566,107
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months | (1,830) | (16,926)
Fair value, Total | 145,898 | 769,008
Available for Sale and Held to Maturity Securities Continuous Unrealized Loss Position Aggregate Loss | $ (1,931) | $ (19,412)
U.S. Government agency securities |  |
Summary of gross unrealized losses and fair value of investments |  |
No of holdings | holding | 1 | 3
Fair value, less than 12 months | $ 9,998 | $ 9,960
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for less than 12 months | (6) | (43)
Fair value, 12 months or longer | 0 | 22,078
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months |  | (396)
Fair value, Total | 9,998 | 32,038
Available for Sale and Held to Maturity Securities Continuous Unrealized Loss Position Aggregate Loss | $ (6) | $ (439)
Agency mortgage-backed securities |  |
Summary of gross unrealized losses and fair value of investments |  |
No of holdings | holding | 11 | 144
Fair value, less than 12 months | $ 0 | $ 104,616
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for less than 12 months |  | (1,363)
Fair value, 12 months or longer | 16,365 | 222,850
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months | (87) | (5,147)
Fair value, Total | 16,365 | 327,466
Available for Sale and Held to Maturity Securities Continuous Unrealized Loss Position Aggregate Loss | $ (87) | $ (6,510)
Agency Collateralized Mortgage Obligations [Member] |  |
Summary of gross unrealized losses and fair value of investments |  |
No of holdings | holding | 19 | 48
Fair value, less than 12 months | $ 25,527 | $ 57,871
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for less than 12 months | (85) | (398)
Fair value, 12 months or longer | 82,547 | 279,229
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months | (1,341) | (9,957)
Fair value, Total | 108,074 | 337,100
Available for Sale and Held to Maturity Securities Continuous Unrealized Loss Position Aggregate Loss | $ (1,426) | $ (10,355)
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 | $ 2,207 | $ 2,197
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for less than 12 months | (10) | (20)
Fair value, 12 months or longer | 0 | 0
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months | 0 | 0
Fair value, Total | 2,207 | 2,197
Available for Sale and Held to Maturity Securities Continuous Unrealized Loss Position Aggregate Loss | $ (10) | $ (20)
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 | 1,281 | 1,329
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months | (372) | (349)
Fair value, Total | 1,281 | 1,329
Available for Sale and Held to Maturity Securities Continuous Unrealized Loss Position Aggregate Loss | $ (372) | $ (349)
Small Business Administration Pooled Securities [Member] |  |
Summary of gross unrealized losses and fair value of investments |  |
No of holdings | holding | 1 | 7
Fair value, less than 12 months | $ 0 | $ 28,257
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for less than 12 months | 0 | (662)
Fair value, 12 months or longer | 7,973 | 40,621
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months | (30) | (1,077)
Fair value, Total | 7,973 | 68,878
Available for Sale and Held to Maturity Securities Continuous Unrealized Loss Position Aggregate Loss | $ (30) | $ (1,739)

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