Borrowings - Schedule of Maturities of Long-term FHLB Advances (Details) $ in Thousands	Sep. 30, 2017 USD ($)
Federal Home Loan Bank, Advances, Fiscal Year Maturity [Abstract]
Remainder of 2017	$ 50,204
2018	10,052
2019	10,000
2020	40,000
2021	55,000
Thereafter	10,000
Total Advances	$ 175,256
Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate of Amounts Due [Abstract]
Remainder of 2017 Weighted average interest rate	0.93%
2018 Weighted average interest rate	0.69%
2019 Weighted average interest rate	1.35%
2020 Weighted average interest rate	1.70%
2021 Weighted average interest rate	1.94%
Thereafter Weighted average interest rate	2.09%
Weighted average interest rate	1.50%