Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($)	Total	Common Stock	Preferred Stock	Additional Paid-In Capital	Retained Earnings	Accumulated other comprehensive (loss) income	Treasury Stock
Balance, Amount at Dec. 31, 2020	$ 77,288,713	$ 13,818,450	$ 1,500,000	$ 34,309,646	$ 29,368,046	$ 915,348	$ (2,622,777)
Issuance of common stock	264,779	42,523		222,256
Common stock	(1,169,555)				(1,169,555)
Preferred stock	(12,188)				(12,188)
Net income	3,025,701				3,025,701
Other comprehensive loss	(1,311,905)					(1,311,905)
Balance, Amount at Mar. 31, 2021	78,085,545	13,860,973	1,500,000	34,531,902	31,212,004	(396,557)	(2,622,777)
Balance, Amount at Dec. 31, 2020	77,288,713	13,818,450	1,500,000	34,309,646	29,368,046	915,348	(2,622,777)
Net income	6,072,107
Balance, Amount at Jun. 30, 2021	80,727,089	13,899,668	1,500,000	34,783,343	33,072,970	93,885	(2,622,777)
Balance, Amount at Mar. 31, 2021	78,085,545	13,860,973	1,500,000	34,531,902	31,212,004	(396,557)	(2,622,777)
Issuance of common stock	290,136	38,695		251,441
Common stock	(1,173,253)				(1,173,253)
Preferred stock	(12,187)				(12,187)
Net income	3,046,406				3,046,406
Other comprehensive loss	490,442					490,442
Balance, Amount at Jun. 30, 2021	80,727,089	13,899,668	1,500,000	34,783,343	33,072,970	93,885	(2,622,777)
Balance, Amount at Dec. 31, 2021	84,760,268	13,969,848	1,500,000	35,322,063	37,758,105	(1,166,971)	(2,622,777)
Issuance of common stock	272,683	35,597		237,086
Common stock	(1,236,880)				(1,236,880)
Preferred stock	(12,188)				(12,188)
Net income	2,405,542				2,405,542
Other comprehensive loss	(8,744,637)					(8,744,637)
Balance, Amount at Mar. 31, 2022	77,444,788	14,005,445	1,500,000	35,559,149	38,914,579	(9,911,608)	(2,622,777)
Balance, Amount at Dec. 31, 2021	84,760,268	13,969,848	1,500,000	35,322,063	37,758,105	(1,166,971)	(2,622,777)
Net income	5,426,694
Balance, Amount at Jun. 30, 2022	73,978,679	14,038,493	1,500,000	35,847,031	40,682,558	(15,466,626)	(2,622,777)
Balance, Amount at Mar. 31, 2022	77,444,788	14,005,445	1,500,000	35,559,149	38,914,579	(9,911,608)	(2,622,777)
Issuance of common stock	320,930	33,048		287,882
Common stock	(1,240,049)				(1,240,049)
Preferred stock	(13,124)				(13,124)
Net income	3,021,152				3,021,152
Other comprehensive loss	(5,555,018)					(5,555,018)
Balance, Amount at Jun. 30, 2022	$ 73,978,679	$ 14,038,493	$ 1,500,000	$ 35,847,031	$ 40,682,558	$ (15,466,626)	$ (2,622,777)