Loans and Allowance for Loan Losses - Schedule of Internal Loan Grading by Class of Loans (Details) - USD ($)	Sep. 30, 2017	Dec. 31, 2016
Total Loans	$ 329,837,806	$ 292,543,131
Commercial, Financial and Agricultural Loans [Member]
Total Loans	75,372,558	70,999,423
Construction Loans [Member]
Total Loans	25,712,412	25,999,295
Commercial Mortgage Loans [Member]
Total Loans	103,374,781	91,732,812
Residential Loans [Member]
Total Loans	95,823,402	83,270,983
Agricultural Loans [Member]
Total Loans	25,527,651	16,580,126
Consumer and Other Loans [Member]
Total Loans	4,027,002	3,960,492
Rating, Grade 1- Exceptional [Member]
Total Loans	1,758,238	1,036,263
Rating, Grade 1- Exceptional [Member] | Commercial, Financial and Agricultural Loans [Member]
Total Loans	1,334,834	615,535
Rating, Grade 1- Exceptional [Member] | Construction Loans [Member]
Total Loans	0	0
Rating, Grade 1- Exceptional [Member] | Commercial Mortgage Loans [Member]
Total Loans	0	0
Rating, Grade 1- Exceptional [Member] | Residential Loans [Member]
Total Loans	24,184	24,963
Rating, Grade 1- Exceptional [Member] | Agricultural Loans [Member]
Total Loans	0	0
Rating, Grade 1- Exceptional [Member] | Consumer and Other Loans [Member]
Total Loans	399,220	395,765
Rating, Grade 2- Above Avg. [Member]
Total Loans	54,683	306,928
Rating, Grade 2- Above Avg. [Member] | Commercial, Financial and Agricultural Loans [Member]
Total Loans	0	0
Rating, Grade 2- Above Avg. [Member] | Construction Loans [Member]
Total Loans	0	0
Rating, Grade 2- Above Avg. [Member] | Commercial Mortgage Loans [Member]
Total Loans	0	0
Rating, Grade 2- Above Avg. [Member] | Residential Loans [Member]
Total Loans	0	7,172
Rating, Grade 2- Above Avg. [Member] | Agricultural Loans [Member]
Total Loans	0	289,561
Rating, Grade 2- Above Avg. [Member] | Consumer and Other Loans [Member]
Total Loans	54,683	10,195
Rating, Grade 3- Acceptable [Member]
Total Loans	102,614,568	99,786,583
Rating, Grade 3- Acceptable [Member] | Commercial, Financial and Agricultural Loans [Member]
Total Loans	27,878,528	28,049,484
Rating, Grade 3- Acceptable [Member] | Construction Loans [Member]
Total Loans	2,735,722	7,456,101
Rating, Grade 3- Acceptable [Member] | Commercial Mortgage Loans [Member]
Total Loans	30,227,267	24,383,326
Rating, Grade 3- Acceptable [Member] | Residential Loans [Member]
Total Loans	28,318,753	29,654,781
Rating, Grade 3- Acceptable [Member] | Agricultural Loans [Member]
Total Loans	12,239,321	8,899,344
Rating, Grade 3- Acceptable [Member] | Consumer and Other Loans [Member]
Total Loans	1,214,977	1,343,547
Rating, Grade 4- Fair [Member]
Total Loans	212,560,434	178,021,718
Rating, Grade 4- Fair [Member] | Commercial, Financial and Agricultural Loans [Member]
Total Loans	44,700,727	40,358,471
Rating, Grade 4- Fair [Member] | Construction Loans [Member]
Total Loans	22,656,533	18,402,769
Rating, Grade 4- Fair [Member] | Commercial Mortgage Loans [Member]
Total Loans	67,350,012	62,023,892
Rating, Grade 4- Fair [Member] | Residential Loans [Member]
Total Loans	62,775,779	48,747,687
Rating, Grade 4- Fair [Member] | Agricultural Loans [Member]
Total Loans	12,761,501	6,306,754
Rating, Grade 4- Fair [Member] | Consumer and Other Loans [Member]
Total Loans	2,315,882	2,182,145
Rating, Grade 5a- Watch [Member]
Total Loans	2,188,556	2,054,423
Rating, Grade 5a- Watch [Member] | Commercial, Financial and Agricultural Loans [Member]
Total Loans	327,370	111,488
Rating, Grade 5a- Watch [Member] | Construction Loans [Member]
Total Loans	0	0
Rating, Grade 5a- Watch [Member] | Commercial Mortgage Loans [Member]
Total Loans	1,041,995	1,071,667
Rating, Grade 5a- Watch [Member] | Residential Loans [Member]
Total Loans	770,338	832,624
Rating, Grade 5a- Watch [Member] | Agricultural Loans [Member]
Total Loans	39,972	22,642
Rating, Grade 5a- Watch [Member] | Consumer and Other Loans [Member]
Total Loans	8,881	16,002
Rating, Grade 5b- OAEM [Member]
Total Loans	5,106,027	5,722,668
Rating, Grade 5b- OAEM [Member] | Commercial, Financial and Agricultural Loans [Member]
Total Loans	635,424	1,561,359
Rating, Grade 5b- OAEM [Member] | Construction Loans [Member]
Total Loans	203,273	14,210
Rating, Grade 5b- OAEM [Member] | Commercial Mortgage Loans [Member]
Total Loans	2,830,391	2,883,133
Rating, Grade 5b- OAEM [Member] | Residential Loans [Member]
Total Loans	1,093,966	1,260,719
Rating, Grade 5b- OAEM [Member] | Agricultural Loans [Member]
Total Loans	339,950	0
Rating, Grade 5b- OAEM [Member] | Consumer and Other Loans [Member]
Total Loans	3,023	3,247
Rating, Grade 6- Substandard [Member]
Total Loans	5,464,434	5,526,324
Rating, Grade 6- Substandard [Member] | Commercial, Financial and Agricultural Loans [Member]
Total Loans	413,690	214,862
Rating, Grade 6- Substandard [Member] | Construction Loans [Member]
Total Loans	116,884	126,215
Rating, Grade 6- Substandard [Member] | Commercial Mortgage Loans [Member]
Total Loans	1,925,116	1,370,794
Rating, Grade 6- Substandard [Member] | Residential Loans [Member]
Total Loans	2,840,382	2,743,037
Rating, Grade 6- Substandard [Member] | Agricultural Loans [Member]
Total Loans	146,907	1,061,825
Rating, Grade 6- Substandard [Member] | Consumer and Other Loans [Member]
Total Loans	21,455	9,591
Rating, Grade 7- Doubtful [Member]
Total Loans	90,866	88,224
Rating, Grade 7- Doubtful [Member] | Commercial, Financial and Agricultural Loans [Member]
Total Loans	81,985	88,224
Rating, Grade 7- Doubtful [Member] | Construction Loans [Member]
Total Loans	0	0
Rating, Grade 7- Doubtful [Member] | Commercial Mortgage Loans [Member]
Total Loans	0	0
Rating, Grade 7- Doubtful [Member] | Residential Loans [Member]
Total Loans	0	0
Rating, Grade 7- Doubtful [Member] | Agricultural Loans [Member]
Total Loans	0	0
Rating, Grade 7- Doubtful [Member] | Consumer and Other Loans [Member]
Total Loans	$ 8,881	$ 0