Consolidated Balance Sheets (Parenthetical) - USD ($)	Jun. 30, 2019	Dec. 31, 2018
Statement of Financial Position [Abstract]
Investment securities held to maturity	$ 33,209,979	$ 37,010,327
Certificates of deposit	$ 250,000	$ 250,000
Common stock, par value	$ 1	$ 1
Common stock, shares authorized	5,000,000	5,000,000
Common stock, shares issued	2,545,776	2,545,776