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Fair Value Measurements - (Details) - USD ($) $ in Thousands | Mar. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Financial assets: |  |
Securities available for sale | $ 696,885 | $ 674,248
Trust preferred securities |  |
Financial assets: |  |
Securities available for sale | 17,823 | 18,389
Other debt securities |  |
Financial assets: |  |
Securities available for sale | 22,656 | 22,145
Obligations of other U.S. Government agencies and corporations |  |
Financial assets: |  |
Securities available for sale | 2,149 | 2,158
Government agency mortgage backed securities | Residential mortgage-backed securities |  |
Financial assets: |  |
Securities available for sale | 411,255 | 409,317
Government agency mortgage backed securities | Commercial mortgage-backed securities |  |
Financial assets: |  |
Securities available for sale | 50,872 | 50,863
Government agency collateralized mortgage obligations | Residential mortgage-backed securities |  |
Financial assets: |  |
Securities available for sale | 190,386 | 168,826
Government agency collateralized mortgage obligations | Commercial mortgage-backed securities |  |
Financial assets: |  |
Securities available for sale | 1,744 | 2,550
Recurring |  |
Financial assets: |  |
Securities available for sale | 696,885 | 674,248
Derivative instruments | 6,982 | 9,108
Total financial assets | 862,486 | 861,222
Financial liabilities: |  |
Derivative instruments | 6,524 | 5,910
Total financial liabilities | 6,524 | 5,910
Recurring | Interest rate swaps |  |
Financial liabilities: |  |
Derivative instruments | 3,134 | 3,410
Recurring | Interest rate contracts |  |
Financial assets: |  |
Derivative instruments | 1,713 | 1,985
Financial liabilities: |  |
Derivative instruments | 1,713 | 1,985
Recurring | Interest rate lock commitments |  |
Financial assets: |  |
Derivative instruments | 5,252 | 2,643
Financial liabilities: |  |
Derivative instruments | 2 |
Recurring | Forward commitments |  |
Financial assets: |  |
Derivative instruments | 17 | 4,480
Financial liabilities: |  |
Derivative instruments | 1,675 | 269
Recurring | Mortgage loans held for sale |  |
Financial assets: |  |
Mortgage loans held for sale | 158,619 | 177,866
Recurring | Trust preferred securities |  |
Financial assets: |  |
Securities available for sale | 17,823 | 18,389
Recurring | Other debt securities |  |
Financial assets: |  |
Securities available for sale | 22,656 | 22,145
Recurring | Obligations of other U.S. Government agencies and corporations |  |
Financial assets: |  |
Securities available for sale | 2,149 | 2,158
Recurring | Government agency mortgage backed securities | Residential mortgage-backed securities |  |
Financial assets: |  |
Securities available for sale | 411,255 | 409,317
Recurring | Government agency mortgage backed securities | Commercial mortgage-backed securities |  |
Financial assets: |  |
Securities available for sale | 50,872 | 50,863
Recurring | Government agency collateralized mortgage obligations | Residential mortgage-backed securities |  |
Financial assets: |  |
Securities available for sale | 190,386 | 168,826
Recurring | Government agency collateralized mortgage obligations | Commercial mortgage-backed securities |  |
Financial assets: |  |
Securities available for sale | 1,744 | 2,550
Recurring | Level 1 |  |
Financial assets: |  |
Securities available for sale | 0 | 0
Derivative instruments | 0 | 0
Total financial assets | 0 | 0
Financial liabilities: |  |
Derivative instruments | 0 | 0
Total financial liabilities | 0 | 0
Recurring | Level 1 | Interest rate swaps |  |
Financial liabilities: |  |
Derivative instruments | 0 | 0
Recurring | Level 1 | Interest rate contracts |  |
Financial assets: |  |
Derivative instruments | 0 | 0
Financial liabilities: |  |
Derivative instruments | 0 | 0
Recurring | Level 1 | Interest rate lock commitments |  |
Financial assets: |  |
Derivative instruments | 0 | 0
Financial liabilities: |  |
Derivative instruments | 0 |
Recurring | Level 1 | Forward commitments |  |
Financial assets: |  |
Derivative instruments | 0 | 0
Financial liabilities: |  |
Derivative instruments | 0 | 0
Recurring | Level 1 | Mortgage loans held for sale |  |
Financial assets: |  |
Mortgage loans held for sale | 0 | 0
Recurring | Level 1 | Trust preferred securities |  |
Financial assets: |  |
Securities available for sale | 0 | 0
Recurring | Level 1 | Other debt securities |  |
Financial assets: |  |
Securities available for sale | 0 | 0
Recurring | Level 1 | Obligations of other U.S. Government agencies and corporations |  |
Financial assets: |  |
Securities available for sale | 0 | 0
Recurring | Level 1 | Government agency mortgage backed securities | Residential mortgage-backed securities |  |
Financial assets: |  |
Securities available for sale | 0 | 0
Recurring | Level 1 | Government agency mortgage backed securities | Commercial mortgage-backed securities |  |
Financial assets: |  |
Securities available for sale | 0 | 0
Recurring | Level 1 | Government agency collateralized mortgage obligations | Residential mortgage-backed securities |  |
Financial assets: |  |
Securities available for sale | 0 | 0
Recurring | Level 1 | Government agency collateralized mortgage obligations | Commercial mortgage-backed securities |  |
Financial assets: |  |
Securities available for sale | 0 | 0
Recurring | Level 2 |  |
Financial assets: |  |
Securities available for sale | 679,062 | 655,859
Derivative instruments | 6,982 | 9,108
Total financial assets | 844,663 | 842,833
Financial liabilities: |  |
Derivative instruments | 6,524 | 5,910
Total financial liabilities | 6,524 | 5,910
Recurring | Level 2 | Interest rate swaps |  |
Financial liabilities: |  |
Derivative instruments | 3,134 | 3,410
Recurring | Level 2 | Interest rate contracts |  |
Financial assets: |  |
Derivative instruments | 1,713 | 1,985
Financial liabilities: |  |
Derivative instruments | 1,713 | 1,985
Recurring | Level 2 | Interest rate lock commitments |  |
Financial assets: |  |
Derivative instruments | 5,252 | 2,643
Financial liabilities: |  |
Derivative instruments | 2 |
Recurring | Level 2 | Forward commitments |  |
Financial assets: |  |
Derivative instruments | 17 | 4,480
Financial liabilities: |  |
Derivative instruments | 1,675 | 269
Recurring | Level 2 | Mortgage loans held for sale |  |
Financial assets: |  |
Mortgage loans held for sale | 158,619 | 177,866
Recurring | Level 2 | Trust preferred securities |  |
Financial assets: |  |
Securities available for sale | 0 | 0
Recurring | Level 2 | Other debt securities |  |
Financial assets: |  |
Securities available for sale | 22,656 | 22,145
Recurring | Level 2 | Obligations of other U.S. Government agencies and corporations |  |
Financial assets: |  |
Securities available for sale | 2,149 | 2,158
Recurring | Level 2 | Government agency mortgage backed securities | Residential mortgage-backed securities |  |
Financial assets: |  |
Securities available for sale | 411,255 | 409,317
Recurring | Level 2 | Government agency mortgage backed securities | Commercial mortgage-backed securities |  |
Financial assets: |  |
Securities available for sale | 50,872 | 50,863
Recurring | Level 2 | Government agency collateralized mortgage obligations | Residential mortgage-backed securities |  |
Financial assets: |  |
Securities available for sale | 190,386 | 168,826
Recurring | Level 2 | Government agency collateralized mortgage obligations | Commercial mortgage-backed securities |  |
Financial assets: |  |
Securities available for sale | 1,744 | 2,550
Recurring | Level 3 |  |
Financial assets: |  |
Securities available for sale | 17,823 | 18,389
Derivative instruments | 0 | 0
Total financial assets | 17,823 | 18,389
Financial liabilities: |  |
Derivative instruments | 0 | 0
Total financial liabilities | 0 | 0
Recurring | Level 3 | Interest rate swaps |  |
Financial liabilities: |  |
Derivative instruments | 0 | 0
Recurring | Level 3 | Interest rate contracts |  |
Financial assets: |  |
Derivative instruments | 0 | 0
Financial liabilities: |  |
Derivative instruments | 0 | 0
Recurring | Level 3 | Interest rate lock commitments |  |
Financial assets: |  |
Derivative instruments | 0 | 0
Financial liabilities: |  |
Derivative instruments | 0 |
Recurring | Level 3 | Forward commitments |  |
Financial assets: |  |
Derivative instruments | 0 | 0
Financial liabilities: |  |
Derivative instruments | 0 | 0
Recurring | Level 3 | Mortgage loans held for sale |  |
Financial assets: |  |
Mortgage loans held for sale | 0 | 0
Recurring | Level 3 | Trust preferred securities |  |
Financial assets: |  |
Securities available for sale | 17,823 | 18,389
Recurring | Level 3 | Other debt securities |  |
Financial assets: |  |
Securities available for sale | 0 | 0
Recurring | Level 3 | Obligations of other U.S. Government agencies and corporations |  |
Financial assets: |  |
Securities available for sale | 0 | 0
Recurring | Level 3 | Government agency mortgage backed securities | Residential mortgage-backed securities |  |
Financial assets: |  |
Securities available for sale | 0 | 0
Recurring | Level 3 | Government agency mortgage backed securities | Commercial mortgage-backed securities |  |
Financial assets: |  |
Securities available for sale | 0 | 0
Recurring | Level 3 | Government agency collateralized mortgage obligations | Residential mortgage-backed securities |  |
Financial assets: |  |
Securities available for sale | 0 | 0
Recurring | Level 3 | Government agency collateralized mortgage obligations | Commercial mortgage-backed securities |  |
Financial assets: |  |
Securities available for sale | $ 0 | $ 0

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