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Long-Term Obligations (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2016 | Dec. 31, 2015
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
2014 | $ 3,232 |
2015 | 135,652 |
2016 | 241 |
2017 | 255 |
2018 | 70,271 |
Thereafter | 623,291 |
Total long-term obligations | 832,942 | $ 704,155
Trust Preferred Securities | 121,500 |
Junior Subordinated Debt [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | 125,259 |
Junior Subordinated Debt [Member] | Junior Subordinanted Debenture at 3 Month Libor Plus 1.75% Maturing June 30, 2036 [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | 90,207 | 96,392
Junior Subordinated Debt [Member] | Junior Subordinated Debenture At 3 Month Libor Plus 2 Point 25 Percent Maturing June 15 2034 [Member] [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | 24,742 | 25,774
Junior Subordinated Debt [Member] | Junior Subordinated Debenture At 3 Month Libor Plus 2 Point 85 Percent Maturing April 7 2034 [Member] [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | $ 10,310 | 10,310
Subordinated Debt [Member] | Subordinated Notes Payable At 5 Point 125 Percent Maturing June 1 2015 [Member] |  |
Debt Instrument [Line Items] |  |
Debt interest rate | 5.125% |
Subordinated Debt [Member] | Subordinated Notes Payable at 5.125% Maturing June 1, 2015 [Member] |  |
Debt Instrument [Line Items] |  |
Debt interest rate | 8.00% |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | $ 15,000 | 15,000
Capital Lease Obligations [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | 5,701 | 9,226
Federal Home Loan Bank Advances [Member] | Rates Ranging from 2.00% to 3.88% and Maturing Through September 2018 [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | $ 660,237 | 510,252
Federal Home Loan Bank Advances [Member] | Rates Ranging from 2.00% to 3.88% and Maturing Through September 2018 [Member] | Minimum |  |
Debt Instrument [Line Items] |  |
Debt interest rate | 2.00% |
Federal Home Loan Bank Advances [Member] | Rates Ranging from 2.00% to 3.88% and Maturing Through September 2018 [Member] | Maximum |  |
Debt Instrument [Line Items] |  |
Debt interest rate | 3.58% |
Federal Home Loan Bank Advances [Member] | Rates Ranging from 4.74% and Maturity of July 2017 [Member] |  |
Debt Instrument [Line Items] |  |
Debt interest rate | 4.74% |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | $ 0 | 10,000
Unamortized Purchase Accounting Adjustments [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | (3,350) | (2,907)
Other Long Term Debt [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | $ 30,095 | $ 30,108
Libor 3 Month Rate [Member] | Junior Subordinated Debt [Member] | Junior Subordinanted Debenture at 3 Month Libor Plus 1.75% Maturing June 30, 2036 [Member] |  |
Debt Instrument [Line Items] |  |
Description of variable rate basis | 3-month LIBOR |
Basis spread on variable rate | 1.75% |
Libor 3 Month Rate [Member] | Junior Subordinated Debt [Member] | Junior Subordinated Debenture At 3 Month Libor Plus 2 Point 25 Percent Maturing June 15 2034 [Member] [Member] |  |
Debt Instrument [Line Items] |  |
Description of variable rate basis | 3-month LIBOR |
Basis spread on variable rate | 2.25% |
Libor 3 Month Rate [Member] | Junior Subordinated Debt [Member] | Junior Subordinated Debenture At 3 Month Libor Plus 2 Point 85 Percent Maturing April 7 2034 [Member] [Member] |  |
Debt Instrument [Line Items] |  |
Description of variable rate basis | 3-month LIBOR |
Basis spread on variable rate | 2.85% |

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