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Borrowed Funds (Details) - Narrative
9 Months Ended
Sep. 30, 2016
USD ($)
Short-term Debt [Line Items]  
Line of credit maximum borrowing capacity $ 50,000,000.0
Line of credit unused facility fee 0.35%
Line of credit amount outstanding $ 0
Minimum  
Short-term Debt [Line Items]  
FHLB fixed interest rate 0.40%
Maximum  
Short-term Debt [Line Items]  
FHLB fixed interest rate 0.48%
FHLB Advances | Weighted Average  
Short-term Debt [Line Items]  
FHLB advance maturity date, start Oct. 03, 2016
FHLB advance maturity date, end Dec. 01, 2016
One-Month LIBOR Plus 1.75%  
Short-term Debt [Line Items]  
Line of credit interest rate spread 1.75%