Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($)	Total	Common Stock	Nonvested restricted stock [Member]	Additional Paid-In Capital	Treasury Stock	Accumulated Other Comprehensive Income	Retained Earnings
Balance at at Dec. 31, 2016	$ 71,112,274	$ 31,464	$ (25,358)	$ 12,036,744	$ (4,330,712)	$ 1,180,086	$ 62,220,050
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	3,106,565						3,106,565
Other Comprehensive Income, Net Of Tax:	2,696,728					2,696,728
Cash Dividends on Common Stock	(530,184)						(530,184)
Balance at at Jun. 30, 2017	76,410,741	31,464		12,036,744	(4,330,712)	3,876,814	64,796,431
Nonvested Restricted Stock	0
Balance at at Dec. 31, 2017	77,923,454	31,539		12,212,844	(4,330,712)	2,932,122	67,077,661
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	3,550,071						3,550,071
Other Comprehensive Income, Net Of Tax:	(4,000,881)					(4,000,881)
Cash Dividends on Common Stock	(531,787)						(531,787)
Balance at at Jun. 30, 2018	$ 76,951,167	$ 31,544		$ 12,223,149	$ (4,330,712)	$ (457,668)	$ 69,484,854