Loans and Allowance for Loan Losses - Schedule of Impaired Loans Segregated by Class of Loans (Details) - USD ($)	6 Months Ended	12 Months Ended
	Jun. 30, 2017	Dec. 31, 2016
Unpaid Principal Balance	$ 4,920,841	$ 3,702,613
Recorded Investment With No Allowance	1,628,477	611,044
Recorded Investment with Allowance	3,090,889	2,949,857
Total Recorded Investment	4,719,366	3,560,901
Related Allowance	529,965	549,429
Year-to-date Average Recorded Investment	9,763,814	8,325,530
Interest Income Received During Impairment	140,026	192,071
Commercial, Financial and Agricultural Loans [Member]
Unpaid Principal Balance	381,732	102,086
Recorded Investment With No Allowance	0	4,798
Recorded Investment with Allowance	381,732	97,288
Total Recorded Investment	381,732	102,086
Related Allowance	65,455	12,021
Year-to-date Average Recorded Investment	53,370	21,154
Interest Income Received During Impairment	7,228	2,464
Construction Loans [Member]
Unpaid Principal Balance	242,004	247,015
Recorded Investment With No Allowance	121,204	126,215
Recorded Investment with Allowance	0	0
Total Recorded Investment	121,204	126,215
Related Allowance	0	0
Year-to-date Average Recorded Investment	218,489	168,432
Interest Income Received During Impairment	8,471	12,691
Commercial Mortgage Loans [Member]
Unpaid Principal Balance	1,624,734	880,670
Recorded Investment With No Allowance	757,085	0
Recorded Investment with Allowance	867,649	880,670
Total Recorded Investment	1,624,734	880,670
Related Allowance	232,451	245,472
Year-to-date Average Recorded Investment	4,376,528	4,005,175
Interest Income Received During Impairment	30,057	46,195
Residential Loans [Member]
Unpaid Principal Balance	2,412,593	2,223,421
Recorded Investment With No Allowance	507,165	230,610
Recorded Investment with Allowance	1,824,753	1,971,899
Total Recorded Investment	2,331,918	2,202,509
Related Allowance	228,176	291,936
Year-to-date Average Recorded Investment	4,158,805	3,272,528
Interest Income Received During Impairment	55,347	122,370
Agricultural Loans [Member]
Unpaid Principal Balance	241,151	246,175
Recorded Investment With No Allowance	241,151	246,175
Recorded Investment with Allowance	0	0
Total Recorded Investment	241,151	246,175
Related Allowance	0	0
Year-to-date Average Recorded Investment	951,945	851,740
Interest Income Received During Impairment	38,731	8,150
Consumer and Other Loans [Member]
Unpaid Principal Balance	18,627	3,246
Recorded Investment With No Allowance	1,872	3,246
Recorded Investment with Allowance	16,755	0
Total Recorded Investment	18,627	3,246
Related Allowance	3,883	0
Year-to-date Average Recorded Investment	4,677	6,501
Interest Income Received During Impairment	$ 192	$ 201