Loans and Allowance for Loan Losses (Details 6) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Summary of consumer credit exposure
Total loans	$ 343,911	$ 360,185
Residential real estate
Summary of consumer credit exposure
Total loans	39,621	38,875
Consumer - home equity
Summary of consumer credit exposure
Total loans	21,275	21,328
Consumer - other
Summary of consumer credit exposure
Total loans	3,935	4,116
Performing | Residential real estate
Summary of consumer credit exposure
Total loans	38,453	37,544
Performing | Consumer - home equity
Summary of consumer credit exposure
Total loans	21,065	21,179
Performing | Consumer - other
Summary of consumer credit exposure
Total loans	3,932	4,110
Nonperforming | Residential real estate
Summary of consumer credit exposure
Total loans	1,168	1,331
Nonperforming | Consumer - home equity
Summary of consumer credit exposure
Total loans	210	149
Nonperforming | Consumer - other
Summary of consumer credit exposure
Total loans	$ 3	$ 6