CONSOLIDATED STATEMENTS OF STOCKHOLDERS` EQUITY (Unaudited) - USD ($)	Common Stock [Member]	AOCI Attributable to Parent [Member]	Retained Earnings [Member]	Total
BALANCE at Dec. 31, 2015	$ 8,528,043	$ (18,687)	$ 50,561,016	$ 59,070,372
BALANCE (in Shares) at Dec. 31, 2015	5,116,826
Director's Stock Plan	$ 20,685		69,295	89,980
Director's Stock Plan (in Shares)	12,411
Employee Stock Plan	$ 16,897		57,009	73,906
Employee Stock Plan (in Shares)	10,138
Net Income			2,854,487	2,854,487
Dividends			(1,835,356)	(1,835,356)
Unrealized Gain on Interest Rate Swap		5,107		5,107
BALANCE at Dec. 31, 2016	$ 8,565,625	(13,580)	51,706,451	60,258,496
BALANCE (in Shares) at Dec. 31, 2016	5,139,375
Employee Stock Plan	$ 13,370		61,235	74,605
Employee Stock Plan (in Shares)	8,022
Net Income			1,301,123	1,301,123
Dividends			(488,242)	(488,242)
Unrealized Gain on Interest Rate Swap		16,174		16,174
BALANCE at Mar. 31, 2017	$ 8,578,995	$ 2,594	$ 52,580,567	$ 61,162,156
BALANCE (in Shares) at Mar. 31, 2017	5,147,397