Consolidated Statements of Changes in Stockholders' Equity - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total
Balance (in shares) at Dec. 31, 2016	1,656,390
Balance at Dec. 31, 2016	$ 16,564	$ 26,562,919	$ 12,713,099	$ (280,305)	$ 39,012,277
Net income			3,789,241		3,789,241
Unrealized gain (loss) on securities available for sale net of income tax expense (benefit)				(49,061)	(49,061)
Reclassification due to adoption of ASU No. 2018-02 | Accounting Standards Update 2018-02 [Member]			64,801	(64,801)
Cash dividends			(1,260,516)		(1,260,516)
Dividends reinvested (in shares)	11,423
Dividends reinvested	$ 114	306,877			306,991
Balance (in shares) at Dec. 31, 2017	1,667,813
Balance at Dec. 31, 2017	$ 16,678	26,869,796	15,306,625	(394,167)	41,798,932
Net income			4,712,676		4,712,676
Unrealized gain (loss) on securities available for sale net of income tax expense (benefit)				(184,548)	(184,548)
Reclassification due to adoption of ASU No. 2018-02 | Accounting Standards Update 2016-01 [Member]			(10,416)	10,416
Cash dividends			(1,387,503)		(1,387,503)
Dividends reinvested (in shares)	15,134
Dividends reinvested	$ 151	453,449			453,600
Reclassification due to adoption of ASU No. 2016-01 | Accounting Standards Update 2016-01 [Member]			(10,416)	10,416
Shares issued (in shares)	50
Shares issued	$ 1	1,549			1,550
Balance (in shares) at Dec. 31, 2018	1,682,997
Balance at Dec. 31, 2018	$ 16,830	$ 27,324,794	$ 18,621,382	$ (568,299)	$ 45,394,707