Loans and Allowance for Loan Losses - Past Due Loans and Nonaccrual Loans (Details) (USD $)	Jun. 30, 2013	Dec. 31, 2012
30-89 Days Past Due	$ 1,885,542	$ 6,168,890
Greater than 90 Days	0	0
Total Past Due Loans	1,885,542	6,168,890
Nonaccrual Loans	(749,359)	(25,187)
Current Loans	216,780,515	197,973,039
Total Loans	219,415,416	204,167,116
Commercial, Financial And Agricultural Loans [Member]
30-89 Days Past Due	208,615	317,692
Greater than 90 Days	0	0
Total Past Due Loans	208,615	317,692
Nonaccrual Loans	0	0
Current Loans	37,957,111	40,189,110
Total Loans	38,165,726	40,506,802
Construction Loans [Member]
30-89 Days Past Due	219,369	306,673
Greater than 90 Days	0	0
Total Past Due Loans	219,369	306,673
Nonaccrual Loans	0	0
Current Loans	20,320,915	16,682,144
Total Loans	20,540,284	16,988,817
Commercial Real Estate [Member]
30-89 Days Past Due	171,714	568,127
Greater than 90 Days	0	0
Total Past Due Loans	171,714	568,127
Nonaccrual Loans	749,359	0
Current Loans	79,226,148	69,491,283
Total Loans	80,147,221	70,059,410
Residential Real Estate [Member]
30-89 Days Past Due	1,074,457	4,923,435
Greater than 90 Days	0	0
Total Past Due Loans	1,074,457	4,923,435
Nonaccrual Loans	0	25,187
Current Loans	62,591,413	57,484,717
Total Loans	63,665,870	62,433,339
Agricultural Loans [Member]
30-89 Days Past Due	186,968	0
Greater than 90 Days	0	0
Total Past Due Loans	186,968	0
Nonaccrual Loans	0	0
Current Loans	13,106,390	10,169,251
Total Loans	13,293,358	10,169,251
Consumer And Other Loans [Member]
30-89 Days Past Due	24,419	52,963
Greater than 90 Days	0	0
Total Past Due Loans	24,419	52,963
Nonaccrual Loans	0	0
Current Loans	3,578,538	3,956,534
Total Loans	$ 3,602,957	$ 4,009,497