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Long-Term Borrowings and Subordinated Debt - Schedule of Long-Term Borrowings, Interest Expense and Weighted Average Interest Rate (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Debt Disclosure [Abstract] |  |  |
Long-term borrowings | $ 14,713 | $ 117,043 | $ 19,442
Weighted average interest rate | 2.91% | 0.81% | 3.00%
Interest expense | $ 670 | $ 790 | $ 617

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