Loans (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Dec. 31, 2013
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	$ 816,588	$ 794,671
Interest income, including accretion, on loans	8,532
Accretion income included in interest income	2,157
Loan pay offs and renewals amount included in interest income	88
Recoveries of Loans Charged off Prior to Merger Included In Interest Income	290
Outstanding principal balance and the carrying amount of loan acquired [Abstract]
Outstanding principal balance	92,092	134,099
Carrying amount	84,711	124,828
Outstanding principal balance and the carrying amount of loan acquired, impaired [Abstract]
Outstanding principal balance	18,780	21,014
Carrying amount	14,847	16,644
Changes in the accretable discount on acquired loans [Abstract]
Balance, beginning of period	2,046
Accretion	(862)
Reclassification from nonaccretable difference	443
Balance, end of period	1,627
Accretion reflected	88
Commercial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	126,437	122,553
Commercial real estate, portfolio [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	418,803	406,438
Construction and land development [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	47,060	41,822
Commercial real estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	371,743	364,616
Residential real estate, portfolio [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	266,043	259,714
Residential [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	175,091	171,917
Home equity [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	90,952	87,797
Consumer [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	$ 5,305	$ 5,966