Loans and Related Allowance for Credit Losses (Classes of the Loan Portfolio Summarized by the Aggregate Risk Rating) (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015	Mar. 31, 2015
Financing Receivable, Recorded Investment [Line Items]
Total loans	$ 378,506	$ 377,043	$ 291,489
Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	332,355	329,811
Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	30,922	32,050
Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	12,590	12,734
Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	2,639	2,448
Real Estate Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans		127,213
Commercial, Financial and Agricultural [Member] | Commercial Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	36,387	34,171	25,250
Commercial, Financial and Agricultural [Member] | Commercial Portfolio Segment [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	33,437	30,814
Commercial, Financial and Agricultural [Member] | Commercial Portfolio Segment [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,835	1,853
Commercial, Financial and Agricultural [Member] | Commercial Portfolio Segment [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,115	1,504
Commercial Loan [Member] | Commercial Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans		34,171
Commercial Loan [Member] | Real Estate Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	125,123	127,213	90,427
Commercial Loan [Member] | Real Estate Portfolio Segment [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	105,083	106,629
Commercial Loan [Member] | Real Estate Portfolio Segment [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	15,548	16,067
Commercial Loan [Member] | Real Estate Portfolio Segment [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	3,250	3,274
Commercial Loan [Member] | Real Estate Portfolio Segment [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,242	1,243
Construction Loan [Member] | Real Estate Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	27,483	26,672	20,224
Construction Loan [Member] | Real Estate Portfolio Segment [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	16,736	16,351
Construction Loan [Member] | Real Estate Portfolio Segment [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	6,969	7,024
Construction Loan [Member] | Real Estate Portfolio Segment [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	3,778	3,297
Mortgage Loan [Member] | Real Estate Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	160,993	164,617	137,842
Mortgage Loan [Member] | Real Estate Portfolio Segment [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	149,096	152,161
Mortgage Loan [Member] | Real Estate Portfolio Segment [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	6,066	6,595
Mortgage Loan [Member] | Real Estate Portfolio Segment [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	4,434	4,656
Mortgage Loan [Member] | Real Estate Portfolio Segment [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,397	1,205
Obligations of State and Political Subdivisions [Member] | Unallocated Financing Receivables [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	20,771	17,524	13,915
Obligations of State and Political Subdivisions [Member] | Unallocated Financing Receivables [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	20,339	17,069
Obligations of State and Political Subdivisions [Member] | Unallocated Financing Receivables [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	432	455
Personal Loan [Member] | Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	7,749	6,846	$ 3,831
Personal Loan [Member] | Consumer Portfolio Segment [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	7,664	6,787
Personal Loan [Member] | Consumer Portfolio Segment [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	72	56
Personal Loan [Member] | Consumer Portfolio Segment [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	$ 13	$ 3