Fair Value of Financial Statements (Details) - USD ($)	Sep. 30, 2017	Dec. 31, 2016
Investment securities available for sale	$ 126,496,884	$ 119,978,944
U.S. Treasury Notes [Member]
Investment securities available for sale	26,097,501	23,939,063
Government-Sponsored Enterprises [Member]
Investment securities available for sale	59,369,405	51,034,091
Municipal Securities [Member]
Investment securities available for sale	41,029,978	45,005,790
Quoted Prices in Active Markets (Level 1) [Member]
Investment securities available for sale	26,097,501	23,939,063
Significant Other Observable Inputs (Level 2) [Member]
Investment securities available for sale	88,490,255	82,062,024
Significant Unobservable Inputs (Level 3) [Member]
Investment securities available for sale	11,909,128	13,977,857
Recurring Basis [Member]
Total fair value	126,496,884	119,978,944
Recurring Basis [Member] | U.S. Treasury Notes [Member]
Investment securities available for sale	26,097,501	23,939,063
Recurring Basis [Member] | Government-Sponsored Enterprises [Member]
Investment securities available for sale	59,369,405	51,034,091
Recurring Basis [Member] | Municipal Securities [Member]
Investment securities available for sale	41,029,978	45,005,790
Recurring Basis [Member] | Quoted Prices in Active Markets (Level 1) [Member]
Total fair value	26,097,501	23,939,063
Recurring Basis [Member] | Quoted Prices in Active Markets (Level 1) [Member] | U.S. Treasury Notes [Member]
Investment securities available for sale	26,097,501	23,939,063
Recurring Basis [Member] | Significant Other Observable Inputs (Level 2) [Member]
Total fair value	88,490,255	82,062,024
Recurring Basis [Member] | Significant Other Observable Inputs (Level 2) [Member] | Government-Sponsored Enterprises [Member]
Investment securities available for sale	59,369,405	51,034,091
Recurring Basis [Member] | Significant Other Observable Inputs (Level 2) [Member] | Municipal Securities [Member]
Investment securities available for sale	29,120,850	31,027,933
Recurring Basis [Member] | Significant Unobservable Inputs (Level 3) [Member]
Total fair value	11,909,128	13,977,857
Recurring Basis [Member] | Significant Unobservable Inputs (Level 3) [Member] | Municipal Securities [Member]
Investment securities available for sale	$ 11,909,128	$ 13,977,857