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Loans (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011	Sep. 30, 2011	Dec. 31, 2010
Real estate loans:
Commercial and industrial loans	$ 24,216	$ 29,446
Consumer and other loans	8,335	11,151
Total loans	380,752	392,440
Allowance for loan losses	14,049	12,937	18,502	16,036
Loans, net	366,703	379,503
Real estate loans [Member] | Other real estate loans [Member]
Real estate loans:
Real estate loans	175,122	181,141
Total loans	175,122	181,141
Real estate loans [Member] | Construction and land development [Member]
Real estate loans:
Real estate loans	44,725	48,363
Total loans	44,725	48,363
Real estate loans [Member] | Secured by 1-4 family residential [Member]
Real estate loans:
Real estate loans	128,354	122,339
Total loans	$ 128,354	$ 122,339

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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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

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Reflects the aggregate gross carrying amount of all commercial loans and leases held in portfolio, prior to deducting deferred income and the allowance for losses on commercial loans and leases.

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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.

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