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v3.19.1

Fair Value (Details) - USD ($) $ in Thousands | Mar. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Fair value measurement |  |
Securities available-for-sale | $ 786,211 | $ 784,916
US Government Agencies Debt Securities [Member] |  |
Fair value measurement |  |
Securities available-for-sale | 29,450 | 25,364
Mortgage Backed Securities - Residential |  |
Fair value measurement |  |
Securities available-for-sale | 181,853 | 178,743
Mortgage Backed Securities - Commercial |  |
Fair value measurement |  |
Securities available-for-sale |  | 0
Collateralized Mortgage Obligations |  |
Fair value measurement |  |
Securities available-for-sale | 335,867 | 343,616
State and Municipal Obligations |  |
Fair value measurement |  |
Securities available-for-sale | 235,747 | 233,935
Collateralized Debt Obligations |  |
Fair value measurement |  |
Securities available-for-sale | 3,294 | 3,258
Fair Value, Inputs, Level 1 [Member] |  |
Fair value measurement |  |
Securities available-for-sale | 0 | 0
Fair Value, Inputs, Level 1 [Member] | US Government Agencies Debt Securities [Member] |  |
Fair value measurement |  |
Securities available-for-sale | 0 | 0
Fair Value, Inputs, Level 1 [Member] | Mortgage Backed Securities - Residential |  |
Fair value measurement |  |
Securities available-for-sale | 0 | 0
Fair Value, Inputs, Level 1 [Member] | Mortgage Backed Securities - Commercial |  |
Fair value measurement |  |
Securities available-for-sale |  | 0
Fair Value, Inputs, Level 1 [Member] | Collateralized Mortgage Obligations |  |
Fair value measurement |  |
Securities available-for-sale | 0 | 0
Fair Value, Inputs, Level 1 [Member] | State and Municipal Obligations |  |
Fair value measurement |  |
Securities available-for-sale | 0 | 0
Fair Value, Inputs, Level 1 [Member] | Collateralized Debt Obligations |  |
Fair value measurement |  |
Securities available-for-sale | 0 | 0
Fair Value, Inputs, Level 2 [Member] |  |
Fair value measurement |  |
Securities available-for-sale | 780,027 | 778,523
Derivative Assets | 304 | 218
Derivative Liability | (304) | (218)
Fair Value, Inputs, Level 2 [Member] | US Government Agencies Debt Securities [Member] |  |
Fair value measurement |  |
Securities available-for-sale | 29,450 | 25,364
Fair Value, Inputs, Level 2 [Member] | Mortgage Backed Securities - Residential |  |
Fair value measurement |  |
Securities available-for-sale | 181,853 | 178,743
Fair Value, Inputs, Level 2 [Member] | Mortgage Backed Securities - Commercial |  |
Fair value measurement |  |
Securities available-for-sale |  | 0
Fair Value, Inputs, Level 2 [Member] | Collateralized Mortgage Obligations |  |
Fair value measurement |  |
Securities available-for-sale | 335,867 | 343,616
Fair Value, Inputs, Level 2 [Member] | State and Municipal Obligations |  |
Fair value measurement |  |
Securities available-for-sale | 232,857 | 230,800
Fair Value, Inputs, Level 2 [Member] | Collateralized Debt Obligations |  |
Fair value measurement |  |
Securities available-for-sale | 0 | 0
Fair Value, Inputs, Level 3 [Member] |  |
Fair value measurement |  |
Securities available-for-sale | 6,184 | 6,393
Fair Value, Inputs, Level 3 [Member] | US Government Agencies Debt Securities [Member] |  |
Fair value measurement |  |
Securities available-for-sale | 0 | 0
Fair Value, Inputs, Level 3 [Member] | Mortgage Backed Securities - Residential |  |
Fair value measurement |  |
Securities available-for-sale | 0 | 0
Fair Value, Inputs, Level 3 [Member] | Mortgage Backed Securities - Commercial |  |
Fair value measurement |  |
Securities available-for-sale |  | 0
Fair Value, Inputs, Level 3 [Member] | Collateralized Mortgage Obligations |  |
Fair value measurement |  |
Securities available-for-sale | 0 | 0
Fair Value, Inputs, Level 3 [Member] | State and Municipal Obligations |  |
Fair value measurement |  |
Securities available-for-sale | 2,890 | 3,135
Fair Value, Inputs, Level 3 [Member] | Collateralized Debt Obligations |  |
Fair value measurement |  |
Securities available-for-sale | $ 3,294 | $ 3,258

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