CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($)	6 Months Ended
Jun. 30, 2017	Jun. 30, 2016
Cash flows from operating activities:
Net income	$ 2,612,473	$ 2,507,846
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	94,994	95,732
Gain on sale of securities		(348,327)
Loss on sale of other real estate		13,450
Valuation and other adjustments to other real estate	46,143
Provision for loan losses	32,500	185,000
Stock-based compensation expense	36,542	39,683
Deferred income taxes	(553,671)
Net amortization of unearned discounts on investment securities	198,768	92,417
Origination of mortgage loans held for sale	(32,568,879)	(36,412,202)
Proceeds from sale of mortgage loans held for sale	34,722,888	35,731,989
Decrease (increase) in accrued interest receivable and other assets	62,645	(292,725)
Increase (decrease) in accrued interest payable and other liabilities	143,193	(99,874)
Net cash provided by operating activities	4,827,596	1,512,989
Cash flows from investing activities:
Proceeds from calls and maturities of investment securities available for sale	3,787,150	4,146,000
Proceeds from sale of available for sale securities		21,113,400
Purchase of investment securities available for sale	(15,084,800)	(9,033,245)
Proceeds from sale of other real estate		85,001
Net decrease (increase) in loans	389,768	(27,767,765)
Purchase of premises, equipment and leasehold improvements, net	(69,347)	(24,658)
Net cash used in investing activities	(10,977,229)	(11,481,267)
Cash flows from financing activities:
Net increase in deposit accounts	13,769,418	23,503,668
Dividends paid	(1,389,033)	(1,278,434)
Stock options exercised	154,858	260,546
Net cash provided by financing activities	12,535,243	22,485,780
Net increase in cash and cash equivalents	6,385,610	12,517,502
Cash and cash equivalents at beginning of year	26,242,330	29,194,786
Cash and cash equivalents at end of year	32,627,940	41,712,288
Cash paid during the year for:
Interest	254,933	190,343
Income taxes	1,511,965	1,069,840
Supplemental disclosure for non-cash investing and financing activity:
Change in unrealized gain on securities available for sale, net of income taxes	1,026,912	838,910
Change in dividends payable	$ 1,767	$ 3,275

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount of cash paid for interest. Includes, but is not limited to, payment to settle zero-coupon bond attributable to accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.

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Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.

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+ References

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Name:	us-gaap_ShareBasedCompensation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration