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, 2019	Dec. 31, 2018
Unpaid Principal Balance	$ 5,417,827	$ 4,187,966
Recorded Investment With No Allowance	1,568,668	2,686,743
Recorded Investment With Allowance	3,191,354	1,669,638
Total Recorded Investment	4,760,022	4,356,381
Related Allowance	726,871	518,230
Year-to-date Average Recorded Investment	3,274,067	3,817,174
Interest Income Received During Impairment	100,972	257,334
Commercial, Financial and Agricultural Loans [Member]
Unpaid Principal Balance	1,299,434	184,899
Recorded Investment With No Allowance	113,251	87,525
Recorded Investment With Allowance	1,099,529	568,816
Total Recorded Investment	1,212,780	656,341
Related Allowance	433,815	276,392
Year-to-date Average Recorded Investment	587,074	370,038
Interest Income Received During Impairment	19,703	52,411
Construction Loans [Member]
Unpaid Principal Balance	395,314	402,234
Recorded Investment With No Allowance	274,514	281,434
Recorded Investment With Allowance	0	0
Total Recorded Investment	274,514	281,434
Related Allowance	0	0
Year-to-date Average Recorded Investment	274,514	281,434
Interest Income Received During Impairment	8,685	25,364
Commercial Mortgage Loans [Member]
Unpaid Principal Balance	1,653,696	1,787,305
Recorded Investment With No Allowance	255,248	1,277,611
Recorded Investment With Allowance	948,097	333,892
Total Recorded Investment	1,203,345	1,611,503
Related Allowance	46,865	51,854
Year-to-date Average Recorded Investment	1,045,411	1,544,299
Interest Income Received During Impairment	21,738	45,403
Residential Loans [Member]
Unpaid Principal Balance	2,055,845	1,801,002
Recorded Investment With No Allowance	925,655	1,027,647
Recorded Investment With Allowance	1,130,190	752,443
Total Recorded Investment	2,055,845	1,780,090
Related Allowance	245,169	188,368
Year-to-date Average Recorded Investment	1,353,530	1,594,390
Interest Income Received During Impairment	50,357	127,806
Agricultural Loans [Member]
Unpaid Principal Balance	0	12,526
Recorded Investment With No Allowance	0	12,526
Recorded Investment With Allowance	0	0
Total Recorded Investment	0	12,526
Related Allowance	0	0
Year-to-date Average Recorded Investment	0	12,526
Interest Income Received During Impairment	0	5,530
Consumer and Other Loans [Member]
Unpaid Principal Balance	13,538	0
Recorded Investment With No Allowance	0	0
Recorded Investment With Allowance	13,538	14,487
Total Recorded Investment	13,538	14,487
Related Allowance	1,022	1,616
Year-to-date Average Recorded Investment	13,538	14,487
Interest Income Received During Impairment	$ 489	$ 820

Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5212-111524

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 17
-URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5258-111524

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 14A
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953550-111524

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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