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
	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