Loans and Allowance for Loan Losses (Details 5) (USD $)	9 Months Ended
	Sep. 30, 2014	Dec. 31, 2013	Sep. 30, 2013
Classes of the loan portfolio summarized by credit quality indicators:
Minimum threshold for performing annual review of commercial relationship	$ 1,000
Total Loans	762,926,000	622,305,000	522,146,000
Pass [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	741,529,000	598,607,000
Special Mention [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	13,833,000	14,968,000
Substandard [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	7,564,000	8,730,000
Commercial [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	549,091,000	457,388,000	352,624,000
Commercial [Member] | Pass [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	531,765,000	437,474,000
Commercial [Member] | Special Mention [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	10,646,000	11,566,000
Commercial [Member] | Substandard [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	6,680,000	8,348,000
Commercial Business [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	234,964,000	202,464,000
Commercial Business [Member] | Pass [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	229,837,000	196,608,000
Commercial Business [Member] | Special Mention [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	5,092,000	5,830,000
Commercial Business [Member] | Substandard [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	35,000	26,000
Commercial Real Estate Portfolio Segment [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	264,147,000	237,205,000
Commercial Real Estate Portfolio Segment [Member] | Pass [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	258,740,000	231,083,000
Commercial Real Estate Portfolio Segment [Member] | Special Mention [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	2,866,000	2,816,000
Commercial Real Estate Portfolio Segment [Member] | Substandard [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	2,541,000	3,306,000
Acquisition and Development [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	49,980,000	17,719,000
Acquisition and Development [Member] | Pass [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	43,188,000	9,783,000
Acquisition and Development [Member] | Special Mention [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	2,688,000	2,920,000
Acquisition and Development [Member] | Substandard [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	4,104,000	5,016,000
Residential [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	152,168,000	118,204,000	124,820,000
Residential [Member] | Pass [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	148,957,000	115,283,000
Residential [Member] | Special Mention [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	2,373,000	2,660,000
Residential [Member] | Substandard [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	838,000	261,000
Home Equity [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	43,605,000	27,797,000	25,489,000
Home Equity [Member] | Pass [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	43,351,000	27,662,000
Home Equity [Member] | Special Mention [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	225,000	107,000
Home Equity [Member] | Substandard [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	29,000	28,000
Consumer Portfolio Segment [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	18,062,000	18,916,000
Consumer Portfolio Segment [Member] | Pass [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	17,456,000	18,188,000
Consumer Portfolio Segment [Member] | Special Mention [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	589,000	635,000
Consumer Portfolio Segment [Member] | Substandard [Member]
Classes of the loan portfolio summarized by credit quality indicators:
Total Loans	$ 17,000	$ 93,000