Variable Interest Entities - Variable Interest Entities Property Asset Carrying Value by Assets and Maximum Exposure (Details) - USD ($)	Mar. 31, 2026	Dec. 31, 2025
Accounts Notes And Loans Receivable [Line Items]
Carrying Value	$ 581,686,484	$ 568,394,559
Maximum Exposure to Loss	580,470,391	565,420,798
Mortgage Revenue Bonds [Member]
Accounts Notes And Loans Receivable [Line Items]
Carrying Value	187,405,200	189,169,313
Maximum Exposure to Loss	186,192,558	186,206,660
Taxable Mortgage Revenue Bonds (Reported Within Other Assets) [Member]
Accounts Notes And Loans Receivable [Line Items]
Carrying Value	16,903,451	9,811,108
Maximum Exposure to Loss	16,900,000	9,800,000
Governmental Issuer Loans [Member]
Accounts Notes And Loans Receivable [Line Items]
Carrying Value	138,757,835	138,757,835
Maximum Exposure to Loss	138,757,835	138,757,835
Taxable Governmental Issuer Loans (Reported Within Other Assets) [Member]
Accounts Notes And Loans Receivable [Line Items]
Carrying Value	44,879,465	44,879,465
Maximum Exposure to Loss	44,879,465	44,879,465
Property Loans [Member]
Accounts Notes And Loans Receivable [Line Items]
Carrying Value	39,824,000	39,824,000
Maximum Exposure to Loss	39,824,000	39,824,000
Investments in Unconsolidated Entities [Member]
Accounts Notes And Loans Receivable [Line Items]
Carrying Value	153,916,533	145,952,838
Maximum Exposure to Loss	$ 153,916,533	$ 145,952,838

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 20
-Name Accounting Standards Codification
-Section 40
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481628/310-20-40-7

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481990/310-10-45-2

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- Definition

Difference between the carrying amount of assets and liabilities in the reporting entity's statement of financial position that relate to the reporting entity's variable interest in the variable interest entity (VIE) and the reporting entity's maximum exposure to loss as a result of its involvement with the VIE, where the reporting entity is not the VIE's primary beneficiary.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481203/810-10-50-4

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- Definition

The reporting entity's maximum amount of exposure to loss as a result of its involvement with the Variable Interest Entity (VIE).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 50
-Paragraph 6
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481203/810-10-50-6

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 810
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481203/810-10-50-4

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