Fair Value of Financial Statements (Details 4) - USD ($)	Sep. 30, 2017	Dec. 31, 2016
Financial Assets:
Investment securities available for sale	$ 126,496,884	$ 119,978,944
Quoted Prices in Active Markets (Level 1) [Member]
Financial Assets:
Cash and due from banks	8,009,824	8,141,030
Interest-bearing deposits at the Federal Reserve	22,159,373	18,101,300
Investment securities available for sale	26,097,501	23,939,063
Significant Other Observable Inputs (Level 2) [Member]
Financial Assets:
Investment securities available for sale	88,490,255	82,062,024
Mortgage loans to be sold	3,117,830	4,386,210
Accrued interest receivable	1,328,542	1,614,002
Financial Liabilities:
Demand deposits	342,857,357	328,681,594
Time deposits	43,577,033	43,856,383
Accrued interest payable	76,360	51,629
Significant Unobservable Inputs (Level 3) [Member]
Financial Assets:
Investment securities available for sale	11,909,128	13,977,857
Net loans	264,645,984	256,555,052
Carrying Amount [Member]
Financial Assets:
Cash and due from banks	8,009,824	8,141,030
Interest-bearing deposits at the Federal Reserve	22,159,373	18,101,300
Investment securities available for sale	126,496,884	119,978,944
Mortgage loans to be sold	3,117,830	4,386,210
Net loans	265,245,672	256,724,498
Accrued interest receivable	1,328,542	1,614,002
Financial Liabilities:
Demand deposits	342,857,357	328,681,594
Time deposits	43,689,681	43,841,257
Accrued interest payable	76,360	51,629
Estimated Fair Value [Member]
Financial Assets:
Cash and due from banks	8,009,824	8,141,030
Interest-bearing deposits at the Federal Reserve	22,159,373	18,101,300
Investment securities available for sale	126,496,884	119,978,944
Mortgage loans to be sold	3,117,830	4,386,210
Net loans	264,645,984	256,555,052
Accrued interest receivable	1,328,542	1,614,002
Financial Liabilities:
Demand deposits	342,857,357	328,681,594
Time deposits	43,577,033	43,856,383
Accrued interest payable	$ 76,360	$ 51,629