Loans and Allowance for Loan Losses - Past Due Loans and Nonaccrual Loans (Details) (USD $)	Mar. 31, 2015	Dec. 31, 2014
30-89 Days Past Due	$ 2,636,335	$ 1,874,838
Greater than 90 Days	6,834	0
Total Past Due Loans	2,643,169	1,874,838
Nonaccrual Loans	527,553	785,572
Current Loans	227,014,873	221,765,328
Total Loans	230,185,595	224,425,738
Commercial, Financial And Agricultural Loans [Member]
30-89 Days Past Due	638,586	518,578
Greater than 90 Days	6,834	0
Total Past Due Loans	645,420	518,578
Nonaccrual Loans	6,000	25,500
Current Loans	52,574,955	47,317,290
Total Loans	53,226,375	47,861,368
Construction Loans [Member]
30-89 Days Past Due	161,873	233,734
Greater than 90 Days	0	0
Total Past Due Loans	161,873	233,734
Nonaccrual Loans	0	0
Current Loans	13,762,584	12,023,451
Total Loans	13,924,457	12,257,185
Commercial Mortgage Loans [Member]
30-89 Days Past Due	484,539	517,488
Greater than 90 Days	0	0
Total Past Due Loans	484,539	517,488
Nonaccrual Loans	514,316	681,360
Current Loans	75,345,483	75,716,946
Total Loans	76,344,338	76,915,794
Residential Loans [Member]
30-89 Days Past Due	1,111,822	534,896
Greater than 90 Days	0	0
Total Past Due Loans	1,111,822	534,896
Nonaccrual Loans	0	21,796
Current Loans	67,925,092	68,747,556
Total Loans	69,036,914	69,304,248
Agricultural Loans [Member]
30-89 Days Past Due	203,629	0
Greater than 90 Days	0	0
Total Past Due Loans	203,629	0
Nonaccrual Loans	0	37,707
Current Loans	14,421,720	14,958,369
Total Loans	14,625,349	14,996,076
Consumer And Other Loans [Member]
30-89 Days Past Due	35,886	70,142
Greater than 90 Days	0	0
Total Past Due Loans	35,886	70,142
Nonaccrual Loans	7,237	19,209
Current Loans	2,985,039	3,001,716
Total Loans	$ 3,028,162	$ 3,091,067