Loans and Allowance for Loan Losses (Details 2) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Allowance for loan losses by impairment methodology
Individually evaluated for impairment	$ 5,862	$ 3,748
Collectively evaluated for impairment	11,058	10,061
Total	16,920	13,809
Individually evaluated for impairment	41,998	53,451
Collectively evaluated for impairment	801,100	789,479
Net loans	826,178	829,121
Commercial, Financial, and Agricultural [Member]
Allowance for loan losses by impairment methodology
Individually evaluated for impairment	1,952	239
Collectively evaluated for impairment	1,608	1,565
Total	3,560	1,804
Individually evaluated for impairment	5,676	4,428
Collectively evaluated for impairment	119,300	124,127
Net loans	124,976	128,555
Real Estate Construction - Residential [Member]
Allowance for loan losses by impairment methodology
Individually evaluated for impairment	60	167
Collectively evaluated for impairment	581	1,021
Total	641	1,188
Individually evaluated for impairment	2,540	1,147
Collectively evaluated for impairment	19,534	29,054
Net loans	22,074	30,201
Real Estate Construction - Commercial [Member]
Allowance for loan losses by impairment methodology
Individually evaluated for impairment	553	380
Collectively evaluated for impairment	1,181	1,182
Total	1,734	1,562
Individually evaluated for impairment	7,890	7,867
Collectively evaluated for impairment	36,861	39,830
Net loans	44,751	47,697
Real Estate Mortgage - Residential [Member]
Allowance for loan losses by impairment methodology
Individually evaluated for impairment	858	653
Collectively evaluated for impairment	2,798	2,598
Total	3,656	3,251
Individually evaluated for impairment	5,307	6,569
Collectively evaluated for impairment	216,817	196,885
Net loans	222,124	203,454
Real Estate Mortgage - Commercial [Member]
Allowance for loan losses by impairment methodology
Individually evaluated for impairment	2,439	2,309
Collectively evaluated for impairment	4,639	3,425
Total	7,078	5,734
Individually evaluated for impairment	20,585	33,440
Collectively evaluated for impairment	382,385	369,520
Net loans	402,970	402,960
Installment Loans to Individuals [Member]
Allowance for loan losses by impairment methodology
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	245	267
Total	245	267
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	26,203	30,063
Net loans	26,203	30,063
Unallocated [Member]
Allowance for loan losses by impairment methodology
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	6	3
Total	6	3
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	0	0
Net loans	$ 0	$ 0

Allowance for loan losses and loans outstanding.

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- Definition

The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (g)

-URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524

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- Definition

Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

+ References

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- Definition

The balance of financing receivables that were collectively evaluated for impairment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (h)

-URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524

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- Definition

The balance of financing receivables that were individually evaluated for impairment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (h)

-URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524

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- Definition

Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6375948&loc=d3e4428-111522

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Statement of Position (SOP)

-Number 01-6

-Paragraph 13

-Subparagraph e

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.7)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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