Loans and Allowance for Loan Losses (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Composition of the loan portfolio
Total loans	$ 384,058	$ 394,254
Commercial
Composition of the loan portfolio
Total loans	$ 64,751	$ 84,613
Percentage of loans	16.90%	21.50%
Commercial real estate
Composition of the loan portfolio
Total loans	$ 242,437	$ 237,137
Percentage of loans	63.10%	60.10%
Residential real estate
Composition of the loan portfolio
Total loans	$ 50,071	$ 45,414
Percentage of loans	13.00%	11.50%
Consumer | Home equity
Composition of the loan portfolio
Total loans	$ 23,838	$ 23,334
Percentage of loans	6.20%	5.90%
Consumer | Other
Composition of the loan portfolio
Total loans	$ 2,961	$ 3,756
Percentage of loans	0.80%	1.00%