Fair Value Disclosures - Carrying Amount and Estimated Fair Value of Financial Instruments (Details) - USD ($)	Jun. 30, 2016	Dec. 31, 2015	Jun. 30, 2015	Dec. 31, 2014
Assets:
Cash and cash equivalents, Carrying Amount	$ 71,737,117	$ 79,964,633	$ 43,810,305	$ 46,736,414
Securities available for sale, Carrying Amount	142,875,000	166,413,000
Restricted investments, Carrying Amount	4,451,250	4,451,050
Loans, net, Carrying Amount	768,676,292	723,360,786
Cash and cash equivalents, Estimated Fair Value	71,737,000	79,965,000
Securities available for sale, Estimated Fair Value	142,875,000	166,413,000
Restricted investments, Estimated Fair Value	4,451,000	4,451,000
Loans, net, Estimated Fair Value	781,411,000	721,338,000
Liabilities:
Noninterest-bearing demand deposits, Carrying Amount	145,863,797	131,418,580
Interest-bearing demand deposits, Carrying Amount	153,165,963	149,423,954
Money Market and Savings deposits, Carrying Amount	258,281,000	236,901,000
Time deposits, Carrying Amount	331,438,457	340,739,072
Securities sold under agreements to repurchase, Carrying Amount	26,882,748	28,068,215
Federal Home Loan Bank advances and other borrowings, Carrying Amount	10,091,202	34,187,462
Noninterest-bearing demand deposits, Estimated Fair Value	145,864,000	131,419,000
Interest-bearing demand deposits, Estimated Fair Value	153,166,000	149,424,000
Money Market and Savings deposits, Estimated Fair Value	258,281,000	236,901,000
Time deposits, Estimated Fair Value	333,350,000	342,873,000
Securities sold under agreements to repurchase, Estimated Fair Value	26,883,000	28,068,000
Federal Home Loan Bank advances and other borrowings, Estimated Fair Value	$ 10,096,000	$ 34,169,000