Loans and Allowance for Loan Losses - Schedule of Allowance for Loan Losses Methodology (Details) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Beginning balance	$ 3,114,151	$ 3,077,561	$ 2,844,903
Charge-offs	319,200	341,377	233,842
Recoveries	95,991	47,967	46,500
Net charge-offs	223,209	293,410
Provisions charged to operations	141,300	330,000	420,000
Individually evaluated for impairment	304,114	478,814
Collectively evaluated for impairment	2,728,128	2,635,337
Balance at end of period	3,032,242	3,114,151	3,077,561
Individually evaluated for impairment	11,011,051	8,653,022
Collectively evaluated for impairment	239,794,330	215,772,716
Balance at end of period	250,805,381	224,425,738
Commercial, Financial And Agricultural [Member]
Beginning balance	299,850	297,546
Charge-offs	263,809	37,186
Recoveries	42,253	11,957
Net charge-offs	221,556	25,229
Provisions charged to operations	66,487	27,533
Individually evaluated for impairment	0	99,067
Collectively evaluated for impairment	144,781	200,783
Balance at end of period	144,781	299,850	297,546
Individually evaluated for impairment	0	202,323
Collectively evaluated for impairment	58,173,187	47,659,045
Balance at end of period	58,173,187	47,861,368
Construction Real Estate [Member]
Beginning balance	1,043,083	1,032,053
Charge-offs	0	120,800
Recoveries	0	0
Net charge-offs	0	120,800
Provisions charged to operations	0	131,830
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	1,043,083	1,043,083
Balance at end of period	1,043,083	1,043,083	1,032,053
Individually evaluated for impairment	1,012,831	1,066,771
Collectively evaluated for impairment	18,818,239	11,190,414
Balance at end of period	19,831,070	12,257,185
Commercial Real Estate [Member]
Beginning balance	1,192,098	1,192,098
Charge-offs	0	0
Recoveries	0	0
Net charge-offs	0	0
Provisions charged to operations	0	0
Individually evaluated for impairment	212,283	240,899
Collectively evaluated for impairment	979,815	951,199
Balance at end of period	1,192,098	1,192,098	1,192,098
Individually evaluated for impairment	5,414,491	2,623,475
Collectively evaluated for impairment	80,362,868	74,292,319
Balance at end of period	85,777,359	76,915,794
Residential Real Estate [Member]
Beginning balance	312,822	301,169
Charge-offs	33,238	157,744
Recoveries	22,047	30,247
Net charge-offs	11,191	127,497
Provisions charged to operations	80,260	139,150
Individually evaluated for impairment	91,831	129,060
Collectively evaluated for impairment	290,060	183,762
Balance at end of period	381,891	312,822	301,169
Individually evaluated for impairment	2,896,953	3,415,987
Collectively evaluated for impairment	65,072,166	65,888,261
Balance at end of period	67,969,119	69,304,248
Agricultural Real Estate [Member]
Beginning balance	86,656	76,868
Charge-offs	0	0
Recoveries	0	0
Net charge-offs	0	0
Provisions charged to operations	0	9,788
Individually evaluated for impairment	0	9,788
Collectively evaluated for impairment	86,656	76,868
Balance at end of period	86,656	86,656	76,868
Individually evaluated for impairment	1,682,207	1,317,256
Collectively evaluated for impairment	13,938,059	13,678,820
Balance at end of period	15,620,266	14,996,076
Consumer And Other [Member]
Beginning balance	179,642	177,827
Charge-offs	22,153	25,647
Recoveries	31,691	5,763
Net charge-offs	(9,538)	19,884
Provisions charged to operations	(5,447)	21,699
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	183,733	179,642
Balance at end of period	183,733	179,642	$ 177,827
Individually evaluated for impairment	4,569	27,210
Collectively evaluated for impairment	3,429,811	3,063,857
Balance at end of period	$ 3,434,380	$ 3,091,067