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Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Consolidated Statements Of Comprehensive Income [Abstract]
Net income (loss)	$ (4,635,707)	$ 9,729,378	$ 11,190,810	$ 47,807,772
Reclassification of gain on sale of mortgage revenue bond to net income			(1,012,581)
Unrealized gains (losses) on securities	17,624,196	(47,774,201)	(3,979,938)	(38,876,229)
Unrealized losses on bond purchase commitments	(46,238)	(250,548)	(197,788)	(211,377)
Comprehensive income (loss)	$ 12,942,251	$ (38,295,371)	$ 6,000,503	$ 8,720,166

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Reclassification of gain on sale of mortgage revenue bond to net income.

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount of unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), investment in debt security measured at amortized cost (held-to-maturity) and investment in debt security measured at fair value with change in fair value recognized in net income (trading).

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