Consolidated Statements of Shareholders' Equity - USD ($)	Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Noncontrolling Interest [Member]	Total
Balance at January 1, 2022 at Dec. 31, 2020	$ 3,176	$ 33,025,018	$ 88,068,284	$ 15,584,241	$ 460,772	$ 137,141,491
Common stock issued during year	10	292,929	0	0	0	292,939
Treasury shares acquired and retired	(19)	(537,360)	0	0	0	(537,379)
Net income attributable to common shareholders	0	0	9,663,063	0	0	9,663,063
Unrealized holding gain (loss) on securities net of noncontrolling interest and reclassification adjustment and taxes	0	0	0	(5,331,090)	0	(5,331,090)
Distributions	0	0	0	0	(76,314)	(76,314)
Gain attributable to noncontrolling interest	0	0	0	0	92,097	92,097
Balance at Dec. 31, 2021	3,167	32,780,587	97,731,347	10,253,151	476,555	141,244,807
Common stock issued during year	23	599,169	0	0	0	599,192
Treasury shares acquired and retired	(24)	(685,784)	0	0	0	(685,808)
Net income attributable to common shareholders	0	0	34,258,005	0	0	34,258,005
Unrealized holding gain (loss) on securities net of noncontrolling interest and reclassification adjustment and taxes	0	0	0	(17,364,737)	0	(17,364,737)
Distributions	0	0	0	0	(128,824)	(128,824)
Gain attributable to noncontrolling interest	0	0	0	0	105,741	105,741
Balance at Dec. 31, 2022	$ 3,166	$ 32,693,972	$ 131,989,352	$ (7,111,586)	$ 453,472	$ 158,028,376