Loans and Allowance for Loan Losses, Credit Quality Indicators (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	$ 451,366	$ 458,814
Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	380,250	384,050
Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	35,984	34,888
Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	33,919	37,965
Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	1,213	1,911
Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	27,140	29,061
Commercial and Industrial [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	21,704	20,795
Commercial and Industrial [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	2,635	2,901
Commercial and Industrial [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	2,391	4,815
Commercial and Industrial [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	410	550
Commercial and Industrial [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	193,005	201,420
Commercial Real Estate [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	152,483	149,140
Commercial Real Estate [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	21,455	27,415
Commercial Real Estate [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	19,067	24,795
Commercial Real Estate [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	70
Commercial Real Estate [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Construction and Land [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	40,045	38,112
Construction and Land [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	35,871	38,112
Construction and Land [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Construction and Land [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	4,038	0
Construction and Land [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	136	0
Construction and Land [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	9,561	5,451
Consumer [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	9,552	5,289
Consumer [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	83
Consumer [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	9	79
Consumer [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Consumer [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	136,590	139,046
Residential Real Estate [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	120,451	128,182
Residential Real Estate [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	9,016	3,422
Residential Real Estate [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	6,456	6,262
Residential Real Estate [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	667	1,180
Residential Real Estate [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Home Equity Line of Credit [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	45,025	45,724
Home Equity Line of Credit [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	40,189	42,532
Home Equity Line of Credit [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	2,878	1,067
Home Equity Line of Credit [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	1,958	2,014
Home Equity Line of Credit [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	111
Home Equity Line of Credit [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	$ 0	$ 0