Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($)	Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Noncontrolling Interest [Member]	Total
Balance at Dec. 31, 2023	$ 3,167	$ 32,613,817	$ 131,330,062	$ (2,720,582)	$ 463,329	$ 161,689,793
Common stock issued during year	10	299,304	0	0	0	299,314
Treasury shares acquired	(7)	(216,738)	0	0	0	(216,745)
Net income (loss) attributable to common shareholders	0	0	14,571,087	0	0	14,571,087
Unrealized holding gain (loss) on securities net of noncontrolling interest and reclassification adjustment and taxes	0	0	0	(791,446)	0	(791,446)
Gain attributable to noncontrolling interest	0	0	0	0	58,208	58,208
Balance at Jun. 30, 2024	3,170	32,696,383	145,901,149	(3,512,028)	521,537	175,610,211
Balance at Mar. 31, 2024	3,173	32,804,211	140,569,841	(3,340,643)	492,346	170,528,928
Common stock issued during year	0	0	0	0	0	0
Treasury shares acquired	(3)	(107,828)	0	0	0	(107,831)
Net income (loss) attributable to common shareholders	0	0	5,331,308	0	0	5,331,308
Unrealized holding gain (loss) on securities net of noncontrolling interest and reclassification adjustment and taxes	0	0	0	(171,385)	0	(171,385)
Gain attributable to noncontrolling interest	0	0	0	0	29,191	29,191
Balance at Jun. 30, 2024	3,170	32,696,383	145,901,149	(3,512,028)	521,537	175,610,211
Balance at Dec. 31, 2024	3,159	32,442,486	180,631,577	(2,942,313)	459,455	210,594,364	[1]
Common stock issued during year	1	13,973	0	0	0	13,974
Treasury shares acquired	(8)	(203,545)	0	0	0	(203,553)
Net income (loss) attributable to common shareholders	0	0	11,005,381	0	0	11,005,381
Unrealized holding gain (loss) on securities net of noncontrolling interest and reclassification adjustment and taxes	0	0	0	1,017,458	0	1,017,458
Gain attributable to noncontrolling interest	0	0	0	0	47,915	47,915
Balance at Jun. 30, 2025	3,152	32,252,914	191,636,958	(1,924,855)	507,370	222,475,539
Balance at Mar. 31, 2025	3,157	32,360,438	193,406,264	(2,213,770)	483,028	224,039,117
Common stock issued during year	0	0	0	0	0	0
Treasury shares acquired	(5)	(107,524)	0	0	0	(107,529)
Net income (loss) attributable to common shareholders	0	0	(1,769,306)	0	0	(1,769,306)
Unrealized holding gain (loss) on securities net of noncontrolling interest and reclassification adjustment and taxes	0	0	0	288,915	0	288,915
Gain attributable to noncontrolling interest	0	0	0	0	24,342	24,342
Balance at Jun. 30, 2025	$ 3,152	$ 32,252,914	$ 191,636,958	$ (1,924,855)	$ 507,370	$ 222,475,539

[1] Balance sheet audited at December 31, 2024.