CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (UNAUDITED) - USD ($)	ADDITIONAL PAID IN CAPITAL [Member]	RETAINED EARNINGS [Member]	TREASURY STOCK [Member]	ACCUMULATED OTHER COMPREHENSIVE INCOME [Member]	Total
Balance beginning at Dec. 31, 2014	$ 28,779,108	$ 8,640,291	$ (1,902,439)	$ 1,243,022	$ 36,759,982
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		3,657,316			3,657,316
Other comprehensive income				212,625	212,625
Exercise of stock options	113,254				113,254
10% stock dividend 446,597 common 21,945 treasury at $15.72	7,360,703	(7,020,505)	(344,976)		(4,778)
Stock-based compensation expense	58,943				58,943
Cash dividends		(1,799,981)			(1,799,981)
Balance ending at Sep. 30, 2015	36,312,008	3,477,121	(2,247,415)	1,455,647	38,997,361
Balance beginning at Dec. 31, 2015	36,341,744	4,064,834	(2,247,415)	992,549	39,151,712
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		3,934,183			3,934,183
Other comprehensive income				556,309	556,309
Exercise of stock options	333,704				333,704
Stock-based compensation expense	58,112				58,112
Cash dividends		(1,974,529)			(1,974,529)
Balance ending at Sep. 30, 2016	$ 36,733,560	$ 6,024,488	$ (2,247,415)	$ 1,548,858	$ 42,059,491