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v3.7.0.1

Fair Value Measurements - Recurring (Details) - USD ($) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2017 | Jun. 30, 2016 | Dec. 31, 2016
Assets and liabilities measured at fair value on a recurring basis |  |  |  |  |
Transfers of securities between levels | $ 0 | $ 0 |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | 568,227,000 |  | $ 568,227,000 |  | $ 531,838,000
Mortgage servicing rights | 6,528,000 |  | 6,528,000 |  | 6,489,000
U.S. government agencies |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale |  |  |  |  | 41,534,000
U.S. government agency mortgage-backed |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | 20,846,000 |  | 20,846,000 |  |
States and political subdivisions |  |  |  |  |
Assets and liabilities measured at fair value on a recurring basis |  |  |  |  |
Purchases |  |  | 10,456,000 |  |
Assets: |  |  |  |  |
Securities available-for-sale | 225,518,000 |  | 225,518,000 |  | 68,703,000
Corporate bonds |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | 12,616,000 |  | 12,616,000 |  | 10,630,000
Collateralized mortgage obligations |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | 100,913,000 |  | 100,913,000 |  | 170,927,000
Asset-backed securities |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | 140,385,000 |  | 140,385,000 |  | 138,407,000
Collateralized loan obligations |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | 67,949,000 |  | 67,949,000 |  | 101,637,000
Level 2 |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | 545,201,000 |  | 545,201,000 |  | 506,493,000
Loans held-for-sale | 5,440,000 |  | 5,440,000 |  | 4,918,000
Liabilities: |  |  |  |  |
Other liabilities | 1,458,000 |  | 1,458,000 |  | 994,000
Level 3 |  |  |  |  |
Assets and liabilities measured at fair value on a recurring basis |  |  |  |  |
Purchases |  |  |  | $ 0 |
Assets: |  |  |  |  |
Securities available-for-sale | 23,026,000 |  | 23,026,000 |  | 25,345,000
Recurring |  |  |  |  |
Assets: |  |  |  |  |
Total financial assets | 580,899,000 |  | 580,899,000 |  | 544,205,000
Liabilities: |  |  |  |  |
Total | 1,843,000 |  | 1,843,000 |  | 1,667,000
Recurring | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Loans held-for-sale | 5,440,000 |  | 5,440,000 |  | 4,918,000
Mortgage servicing rights | 6,528,000 |  | 6,528,000 |  | 6,489,000
Recurring | Interest rate swap agreements net of swap credit valuation |  |  |  |  |
Liabilities: |  |  |  |  |
Other liabilities | 1,843,000 |  | 1,843,000 |  | 1,667,000
Recurring | Interest rate swap agreements net of swap credit valuation | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Other assets | 385,000 |  | 385,000 |  | 673,000
Recurring | Forward MBS contracts and forward loan contracts | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Other assets | 319,000 |  | 319,000 |  | 287,000
Recurring | U.S. government agency mortgage-backed | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | 20,846,000 |  | 20,846,000 |  | 41,534,000
Recurring | States and political subdivisions | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | 225,518,000 |  | 225,518,000 |  | 68,703,000
Recurring | Corporate bonds | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | 12,616,000 |  | 12,616,000 |  | 10,630,000
Recurring | Collateralized mortgage obligations | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | 100,913,000 |  | 100,913,000 |  | 170,927,000
Recurring | Asset-backed securities | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | 140,385,000 |  | 140,385,000 |  | 138,407,000
Recurring | Collateralized loan obligations | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | 67,949,000 |  | 67,949,000 |  | 101,637,000
Recurring | Level 2 |  |  |  |  |
Assets: |  |  |  |  |
Total financial assets | 551,345,000 |  | 551,345,000 |  | 512,371,000
Liabilities: |  |  |  |  |
Total | 1,843,000 |  | 1,843,000 |  | 1,667,000
Recurring | Level 2 | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Loans held-for-sale | 5,440,000 |  | 5,440,000 |  | 4,918,000
Recurring | Level 2 | Interest rate swap agreements net of swap credit valuation |  |  |  |  |
Liabilities: |  |  |  |  |
Other liabilities | 1,843,000 |  | 1,843,000 |  | 1,667,000
Recurring | Level 2 | Interest rate swap agreements net of swap credit valuation | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Other assets | 385,000 |  | 385,000 |  | 673,000
Recurring | Level 2 | Forward MBS contracts and forward loan contracts | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Other assets | 319,000 |  | 319,000 |  | 287,000
Recurring | Level 2 | U.S. government agency mortgage-backed | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | 20,846,000 |  | 20,846,000 |  | 41,534,000
Recurring | Level 2 | States and political subdivisions | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | 205,170,000 |  | 205,170,000 |  | 46,477,000
Recurring | Level 2 | Corporate bonds | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | 12,616,000 |  | 12,616,000 |  | 10,630,000
Recurring | Level 2 | Collateralized mortgage obligations | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | 98,235,000 |  | 98,235,000 |  | 167,808,000
Recurring | Level 2 | Asset-backed securities | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | 140,385,000 |  | 140,385,000 |  | 138,407,000
Recurring | Level 2 | Collateralized loan obligations | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | 67,949,000 |  | 67,949,000 |  | 101,637,000
Recurring | Level 3 |  |  |  |  |
Assets: |  |  |  |  |
Total financial assets | 29,554,000 |  | 29,554,000 |  | 31,834,000
Recurring | Level 3 | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Mortgage servicing rights | 6,528,000 |  | 6,528,000 |  | 6,489,000
Recurring | Level 3 | States and political subdivisions | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | 20,348,000 |  | 20,348,000 |  | 22,226,000
Recurring | Level 3 | Collateralized mortgage obligations | Finite-Lived Intangible Assets [Member] |  |  |  |  |
Assets: |  |  |  |  |
Securities available-for-sale | $ 2,678,000 |  | $ 2,678,000 |  | $ 3,119,000

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