Consolidated Statements of Cash Flows (unaudited) (USD $)	6 Months Ended		12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Dec. 31, 2011
Cash flows from operating activities
Interest and dividends received	$ 7,615,508	$ 8,404,824
Fees and commissions received	745,124	1,085,005
Interest paid	(537,023)	(811,695)
Cash paid to suppliers and employees	(3,861,841)	(3,830,228)
Income taxes paid	(1,186,396)	(1,651,955)
Net cash from operating activities	2,775,372	3,195,951
Cash flows from investing activities
Certificates of deposit purchased, net of maturities	(3,031,180)	1,990,820
Proceeds from maturities of investments available for sale	32,100,000	28,075,000
Purchase of investments available for sale	(28,216,980)	(15,082,996)
Proceeds from maturities of investments held to maturity	22,895,000	7,315,000
Purchase of investments held to maturity	(28,222,158)	(18,591,635)
Loans made, net of principal reductions	(8,820,409)	(3,617,610)
Proceeds from sale of other real estate and repossessed assets, net	55,985	0
Purchases of premises, equipment, and computer software	(236,094)	(260,425)
Proceeds from sale of real property and equipment	0	250
Purchase of bank owned life insurance	(2,000,000)	0
Net cash from investing activities	(15,475,836)	(171,596)
Net increase (decrease) in
Time deposits	(467,707)	(6,520,844)
Other deposits	18,251,009	12,850,730
Securities sold under agreements to repurchase	1,234,662	535,491
Common shares repurchased	(113,543)	0
Net cash from financing activities	18,904,421	6,865,377
Net increase in cash and cash equivalents	6,203,957	9,889,732
Cash and cash equivalents at beginning of period	52,689,223	50,531,537	50,531,537
Cash and cash equivalents at end of period	58,893,180	60,421,269	52,689,223
Reconciliation of net income to net cash provided by operating activities
Net income	2,320,722	2,166,270
Adjustments to reconcile net income to net cash provided by operating activities
Provision for loan losses	297,500	948,900	1,127,300
Loss (gain) on sale of other real estate and repossessed assets	(108)	0
Loss on other than temporary impairment of investment value	0	178,325
Premium amortization and discount accretion	61,082	128,723
Depreciation and amortization	250,615	267,296
Loss on disposition of investment securities	4,026
Loss (gain) on disposition of fixed assets	8,557	(250)
Decrease (increase) in
Accrued interest receivable	(131,492)	(153,616)
Cash surrender value of bank owned life insurance	(121,124)	(86,449)
Other assets	90,821	349,542
Increase (decrease) in
Accrued interest payable	(17,307)	(34,129)
Accrued and deferred income taxes	114,604	(460,705)
Other liabilities	(102,524)	(107,956)
Net cash from operating activities	2,775,372	3,195,951
Composition of cash and cash equivalents
Cash and due from banks	23,299,860	19,070,231	22,135,410
Federal funds sold	35,580,082	41,299,150	30,541,229
Interest-bearing deposits, except for time deposits	13,238	51,888
Total cash and cash equivalents	$ 58,893,180	$ 60,421,269	$ 52,689,223