Allowance for Credit Losses - Summary of Partnerships Carrying Value by Origination Year Grouped by Risk Rating (Details) - USD ($)	Mar. 31, 2026	Dec. 31, 2025
Financing Receivable, Credit Quality Indicator [Line Items]
2026		$ 1,715,133
2025	$ 1,808,115	7,250,000
2024	7,250,000
2023		196,776,394
2022	196,776,393
Prior	495,000	495,000
Total	206,329,508	206,236,527
Governmental Issuer Loans [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023		109,757,835
2022	109,757,835
Total	109,757,835	109,757,835
Governmental Issuer Loans [Member] \| Performing [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023		109,757,835
2022	109,757,835
Total	109,757,835	109,757,835
Taxable Governmental Issuer Loans [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023		43,879,465
2022	43,879,465
Total	43,879,465	43,879,465
Taxable Governmental Issuer Loans [Member] \| Performing [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023		43,879,465
2022	43,879,465
Total	43,879,465	43,879,465
Property Loans [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2026		1,715,133
2025	1,808,115	7,250,000
2024	7,250,000
2023		43,139,094
2022	43,139,093
Prior	495,000	495,000
Total	52,692,208	52,599,227
Property Loans [Member] \| Performing [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2025		7,250,000
2024	7,250,000
2023		43,139,094
2022	43,139,093
Total	50,389,093	50,389,094
Property Loans [Member] \| Nonperforming [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2026		1,715,133
2025	1,808,115
Prior	495,000	495,000
Total	$ 2,303,115	$ 2,210,133

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