Loans and Allowance for Loan Losses - Past Due Loans and Nonaccrual Loans (Details) - USD ($)	Jun. 30, 2016	Dec. 31, 2015
30-89 Days Past Due	$ 1,970,694	$ 3,853,614
Greater than 90 Days	0	521
Total Past Due Loans	1,970,694	3,854,135
Nonaccrual Loans	664,563	1,545,599
Current Loans	285,414,146	245,405,647
Total Loans	288,049,403	250,805,381
Commercial, Financial And Agricultural Loans [Member]
30-89 Days Past Due	691,770	449,618
Greater than 90 Days	0	521
Total Past Due Loans	691,770	450,139
Nonaccrual Loans	4,919	0
Current Loans	69,106,563	57,723,048
Total Loans	69,803,252	58,173,187
Construction Loans [Member]
30-89 Days Past Due	367,767	121,694
Greater than 90 Days	0	0
Total Past Due Loans	367,767	121,694
Nonaccrual Loans	0	0
Current Loans	26,027,115	19,709,376
Total Loans	26,394,882	19,831,070
Commercial Mortgage Loans [Member]
30-89 Days Past Due	23,310	810,515
Greater than 90 Days	0	0
Total Past Due Loans	23,310	810,515
Nonaccrual Loans	462,607	0
Current Loans	91,479,219	84,966,844
Total Loans	91,965,136	85,777,359
Residential Loans [Member]
30-89 Days Past Due	833,134	2,238,684
Greater than 90 Days	0	0
Total Past Due Loans	833,134	2,238,684
Nonaccrual Loans	48,357	639,094
Current Loans	78,696,520	65,091,341
Total Loans	79,578,011	67,969,119
Agricultural Loans [Member]
30-89 Days Past Due	0	148,761
Greater than 90 Days	0	0
Total Past Due Loans	0	148,761
Nonaccrual Loans	148,680	906,505
Current Loans	16,036,757	14,565,000
Total Loans	16,185,437	15,620,266
Consumer And Other Loans [Member]
30-89 Days Past Due	54,713	84,342
Greater than 90 Days	0	0
Total Past Due Loans	54,713	84,342
Nonaccrual Loans	0	0
Current Loans	4,067,972	3,350,038
Total Loans	$ 4,122,685	$ 3,434,380