Investment Securities - Schedule of Securities Held to Maturity (Details) - USD ($)	Mar. 31, 2019	Dec. 31, 2018
Amortized Cost	$ 35,184,883	$ 36,827,073
Unrealized Gains	516,639	257,970
Unrealized Losses	27,155	74,716
Estimated Fair Value	35,674,367	37,010,327
State and Municipal Securities [Member]
Amortized Cost	29,216,837	30,582,785
Unrealized Gains	391,743	208,480
Unrealized Losses	26,272	67,434
Estimated Fair Value	29,582,308	30,723,831
Residential Mortgage-Backed Securities [Member]
Amortized Cost	5,968,046	6,244,288
Unrealized Gains	124,896	49,490
Unrealized Losses	883	7,282
Estimated Fair Value	$ 6,092,059	$ 6,286,496

Amount of accumulated unrecognized gain on investment in debt security measured at amortized cost (held-to-maturity).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 5
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27232-111563

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- Definition

Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 5
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27232-111563

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- Definition

Amount, before other-than-temporary impairment (OTTI) accretion, of investment in debt securities measured at amortized cost (held-to-maturity).

+ References

No definition available.

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- Definition

Fair value of investment in debt security measured at amortized cost (held-to-maturity).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 5
-Subparagraph (aa)
-URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27232-111563

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