CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (Unaudited) - 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
Director's Stock Plan	$ 14,000			185,920	199,920
Director's 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			119,944		119,944
Repurchase of Common Stock	$ (5,047)			(67,020)	(72,067)
Repurchase of Common Stock (in Shares)	(3,028)
Exercise of RSU's	$ 3,060		(43,458)	40,398
Exercise of RSU's (in Shares)	1,836
Net Income				7,623,624	7,623,624
Dividends				(1,405,839)	(1,405,839)
Unrealized Gain on Interest Rate Swap		709,163			709,163
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
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 Mar. 31, 2021	$ 8,678,533	(1,269,170)	174,983	85,394,403	92,978,749
BALANCE (in Shares) at Mar. 31, 2021	5,207,119
Director's Stock Plan	$ 14,000			185,920	199,920
Director's Stock Plan (in Shares)	8,400
Restricted Stock Grant			50,603		50,603
Repurchase of Common Stock	$ (5,047)			(67,020)	(72,067)
Repurchase of Common Stock (in Shares)	(3,028)
Net Income				2,442,913	2,442,913
Dividends				(729,749)	(729,749)
Unrealized Gain on Interest Rate Swap		33,822			33,822
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
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
Director's Stock Plan	$ 33,030			354,412	387,442
Director's 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			(15,511)		(15,511)
Repurchase of Common Stock	$ (250,000)			(2,937,500)	(3,187,500)
Repurchase of Common Stock (in Shares)	(150,000)
Non-Cash, Share-Based Compensation			28,792		28,792
Exercise of RSU's	$ 52		(667)	615
Exercise of RSU's (in Shares)	31
Net Income				4,102,007	4,102,007
Dividends				(1,420,248)	(1,420,248)
Unrealized Gain on Interest Rate Swap		1,767,750			1,767,750
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
BALANCE at Mar. 31, 2022	$ 8,441,267	654,902	262,735	89,187,861	98,546,765
BALANCE (in Shares) at Mar. 31, 2022	5,064,760
Director's Stock Plan	$ 33,030			354,412	387,442
Director's Stock Plan (in Shares)	19,818
Restricted Stock Grant			(19,293)		(19,293)
Non-Cash, Share-Based Compensation			28,792		28,792
Net Income				1,700,401	1,700,401
Dividends				(711,841)	(711,841)
Unrealized Gain on Interest Rate Swap		481,595			481,595
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