Loans and the Allowance for Loan Losses, Past Due (Details) (USD $)	9 Months Ended
	Sep. 30, 2012		Sep. 30, 2011	Dec. 31, 2011
Loans, Aging [Abstract]
30 to 59 Days Past Due	$ 5,017,000			$ 689,000
60 to 89 Days Past Due	1,099,000			89,000
90 or more days past due	6,396,000			2,595,000
Total past due	12,512,000			3,373,000
Total Current Loans	451,032,000	[1]		516,954,000	[1]
Total loans	463,544,000			520,327,000
Recorded investment > 90 days past due and accruing	257,000			517,000
Increase in past due loans	9,100,000
Increase in past due loans from nonaccrual loans	6,400,000
Past due in nonaccrual status	9,300,000
Past due nonaccrual loans not written down to realizable value	502,000
Loan receivable past due excluding those in nonaccrual status	3,300,000			1,300,000
Percentage of total loan portfolio past due and not in nonaccrual status (in hundredths)	0.71%			0.25%
Loans in nonaccrual status by class of loan [Abstract]
Financing Receivable, Recorded Investment, Nonaccrual Status	10,901,000			8,475,000
Interest income that would have been recorded under original loan terms [Abstract]
Interest income that would have been recorded under original loan terms	823,000		1,202,000
Actual interest income recorded for the period	235,000		515,000
Reduction in interest income on non accrual loans	588,000		687,000
Residential, 1-4 Family [Member]
Loans, Aging [Abstract]
30 to 59 Days Past Due	3,396,000			75,000
60 to 89 Days Past Due	0			0
90 or more days past due	831,000			627,000
Total past due	4,227,000			702,000
Total Current Loans	70,738,000	[1]		76,886,000	[1]
Total loans	74,965,000			77,588,000
Recorded investment > 90 days past due and accruing	224,000			0
Loans in nonaccrual status by class of loan [Abstract]
Financing Receivable, Recorded Investment, Nonaccrual Status	3,752,000			748,000
Commercial [Member]
Loans, Aging [Abstract]
30 to 59 Days Past Due	1,179,000			0
60 to 89 Days Past Due	883,000			0
90 or more days past due	1,918,000			1,123,000
Total past due	3,980,000			1,123,000
Total Current Loans	266,792,000	[1]		286,985,000	[1]
Total loans	270,772,000			288,108,000
Recorded investment > 90 days past due and accruing	0			510,000
Loans in nonaccrual status by class of loan [Abstract]
Financing Receivable, Recorded Investment, Nonaccrual Status	3,190,000			6,719,000
Real Estate - Construction [Member]
Loans, Aging [Abstract]
30 to 59 Days Past Due	36,000			148,000
60 to 89 Days Past Due	0			0
90 or more days past due	2,976,000			0
Total past due	3,012,000			148,000
Total Current Loans	10,777,000	[1]		19,833,000	[1]
Total loans	13,789,000			19,981,000
Recorded investment > 90 days past due and accruing	0			0
Loans in nonaccrual status by class of loan [Abstract]
Financing Receivable, Recorded Investment, Nonaccrual Status	3,116,000			0
Equity Line of Credit [Member]
Loans, Aging [Abstract]
30 to 59 Days Past Due	60,000			159,000
60 to 89 Days Past Due	0			0
90 or more days past due	381,000			369,000
Total past due	441,000			528,000
Total Current Loans	31,847,000	[1]		33,692,000	[1]
Total loans	32,288,000			34,220,000
Recorded investment > 90 days past due and accruing	15,000			0
Loans in nonaccrual status by class of loan [Abstract]
Financing Receivable, Recorded Investment, Nonaccrual Status	466,000			368,000
Real Estate - Second Mortgages [Member]
Loans, Aging [Abstract]
30 to 59 Days Past Due	0			104,000
60 to 89 Days Past Due	0			0
90 or more days past due	272,000			469,000
Total past due	272,000			573,000
Total Current Loans	14,486,000	[1]		15,471,000	[1]
Total loans	14,758,000			16,044,000
Recorded investment > 90 days past due and accruing	0			0
Loans in nonaccrual status by class of loan [Abstract]
Financing Receivable, Recorded Investment, Nonaccrual Status	272,000			499,000
Other Loans [Member]
Loans, Aging [Abstract]
30 to 59 Days Past Due	44,000			44,000
60 to 89 Days Past Due	9,000			0
90 or more days past due	3,000			5,000
Total past due	56,000			49,000
Total Current Loans	17,212,000	[1]		32,281,000	[1]
Total loans	17,268,000			32,330,000
Recorded investment > 90 days past due and accruing	3,000			5,000
Commercial Loan [Member]
Loans, Aging [Abstract]
30 to 59 Days Past Due	100,000			101,000
60 to 89 Days Past Due	160,000			0
90 or more days past due	0			0
Total past due	260,000			101,000
Total Current Loans	25,540,000	[1]		34,914,000	[1]
Total loans	25,800,000			35,015,000
Recorded investment > 90 days past due and accruing	0			0
Loans in nonaccrual status by class of loan [Abstract]
Financing Receivable, Recorded Investment, Nonaccrual Status	100,000			129,000
Consumer Loan [Member]
Loans, Aging [Abstract]
30 to 59 Days Past Due	202,000			58,000
60 to 89 Days Past Due	47,000			89,000
90 or more days past due	15,000			2,000
Total past due	264,000			149,000
Total Current Loans	13,640,000	[1]		16,892,000	[1]
Total loans	13,904,000			17,041,000
Recorded investment > 90 days past due and accruing	15,000			2,000
Loans in nonaccrual status by class of loan [Abstract]
Financing Receivable, Recorded Investment, Nonaccrual Status	5,000			12,000
Total Mortgage Loans on Real Estate [Member]
Loans, Aging [Abstract]
30 to 59 Days Past Due	4,671,000			486,000
60 to 89 Days Past Due	883,000			0
90 or more days past due	6,378,000			2,588,000
Total past due	11,932,000			3,074,000
Total Current Loans	394,640,000	[1]		432,867,000	[1]
Total loans	406,572,000			435,941,000
Recorded investment > 90 days past due and accruing	239,000			510,000
Loans in nonaccrual status by class of loan [Abstract]
Financing Receivable, Recorded Investment, Nonaccrual Status	$ 10,796,000			$ 8,334,000

[1] For purposes of this table, Total Current Loans includes loans that are 1 - 29 days past due.