Loans and Allowance for Loan Losses (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012
Categories of loans
Total loans	$ 311,455		$ 295,068
Less allowance for loan losses	(4,953)	(4,827)	(4,653)	(6,064)	(6,650)	(5,721)
Net loans	306,502		290,415
Commercial
Categories of loans
Total loans	45,712		45,254
Less allowance for loan losses	(902)	(937)	(1,420)	(1,922)	(3,282)	(2,156)
Commercial real estate: Construction
Categories of loans
Total loans	15,668		15,052
Commercial real estate: Other
Categories of loans
Total loans	167,271		154,975
Residential Real Estate
Categories of loans
Total loans	77,267		74,040
Less allowance for loan losses	(646)	(699)	(703)	(521)	(507)	(589)
Consumer: Auto
Categories of loans
Total loans	2,088		2,544
Consumer: Other
Categories of loans
Total loans	$ 3,449		$ 3,203