CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)	Common Stock [Member]	AOCI Attributable to Parent [Member]	Unearned Compensation [Member]	Retained Earnings [Member]	Total
BALANCE at Dec. 31, 2020	$ 8,667,816	$ (1,944,511)	$ 149,100	$ 80,748,301	$ 87,620,706
BALANCE (in Shares) at Dec. 31, 2020	5,200,689
Directors' Stock Plan	$ 14,000			185,920	199,920
Directors' Stock Plan (in Shares)	8,400
Employee Stock Plan	$ 7,657			101,083	108,740
Employee Stock Plan (in Shares)	4,594
Restricted Stock Grant			153,200		153,200
Exercise of RSU's	$ 3,060		(43,458)	40,398
Exercise of RSU's (in Shares)	1,836
Repurchase of Common Stock	$ (11,714)			(155,753)	(167,467)
Repurchase of Common Stock (in Shares)	(7,028)
Net Income				9,868,920	9,868,920
Dividends				(2,135,027)	(2,135,027)
Unrealized Gain on Interest Rate Swap		854,077			854,077
BALANCE at Sep. 30, 2021	$ 8,680,819	(1,090,434)	258,842	88,653,842	96,503,069
BALANCE (in Shares) at Sep. 30, 2021	5,208,491
BALANCE at Dec. 31, 2020	$ 8,667,816	(1,944,511)	149,100	80,748,301	87,620,706
BALANCE (in Shares) at Dec. 31, 2020	5,200,689
BALANCE at Dec. 31, 2021	$ 8,683,422	(631,253)	259,620	90,338,806	98,650,595
BALANCE (in Shares) at Dec. 31, 2021	5,210,053
BALANCE at Jun. 30, 2021	$ 8,687,486	(1,235,348)	225,586	87,226,467	94,904,191
BALANCE (in Shares) at Jun. 30, 2021	5,212,491
Restricted Stock Grant			33,256		33,256
Repurchase of Common Stock	$ (6,667)			(88,733)	(95,400)
Repurchase of Common Stock (in Shares)	(4,000)
Net Income				2,245,296	2,245,296
Dividends				(729,188)	(729,188)
Unrealized Gain on Interest Rate Swap		144,914			144,914
BALANCE at Sep. 30, 2021	$ 8,680,819	(1,090,434)	258,842	88,653,842	96,503,069
BALANCE (in Shares) at Sep. 30, 2021	5,208,491
BALANCE at Dec. 31, 2021	$ 8,683,422	(631,253)	259,620	90,338,806	98,650,595
BALANCE (in Shares) at Dec. 31, 2021	5,210,053
Directors' Stock Plan	$ 33,030			354,412	387,442
Directors' Stock Plan (in Shares)	19,818
Employee Stock Plan	$ 7,793			92,741	100,534
Employee Stock Plan (in Shares)	4,676
Restricted Stock Grant			19,371		19,371
Non-Cash, Share-Based Compensation				61,903	61,903
Exercise of RSU's	$ 52		(667)	615
Exercise of RSU's (in Shares)	31
Repurchase of Common Stock	$ (250,000)			(2,937,500)	(3,187,500)
Repurchase of Common Stock (in Shares)	(150,000)
Net Income				5,924,655	5,924,655
Dividends				(2,132,089)	(2,132,089)
Unrealized Gain on Interest Rate Swap		2,314,881			2,314,881
BALANCE at Sep. 30, 2022	$ 8,474,297	1,683,628	278,324	91,703,543	102,139,792
BALANCE (in Shares) at Sep. 30, 2022	5,084,578
BALANCE at Jun. 30, 2022	$ 8,474,297	1,136,497	272,234	90,530,833	100,413,861
BALANCE (in Shares) at Jun. 30, 2022	5,084,578
Restricted Stock Grant			34,882		34,882
Non-Cash, Share-Based Compensation			(28,792)	61,903	33,111
Repurchase of Common Stock
Net Income				1,822,648	1,822,648
Dividends				(711,841)	(711,841)
Unrealized Gain on Interest Rate Swap		547,131			547,131
BALANCE at Sep. 30, 2022	$ 8,474,297	$ 1,683,628	$ 278,324	$ 91,703,543	$ 102,139,792
BALANCE (in Shares) at Sep. 30, 2022	5,084,578