Loans Held for Investment, Net - Summary of Geographic Concentration of Loans Held for Investment (Details) - USD ($)		3 Months Ended	12 Months Ended
		Mar. 31, 2026	Dec. 31, 2025
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal		$ 413,589,833
Illinois [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal		6,427,098
Ohio [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal		47,756,385
Florida [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal		21,198,768
Michigan [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal		27,110,506
Pennsylvania [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal		14,576,987
Arizona [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal		6,626,809
California [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal		24,768,977
Missouri [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal		11,398,314
New york [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal		21,312,103
Canada [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal		16,211,500
West Virginia [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal		8,491,943
Credit Quality Indicators [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal	[1]	$ 413,589,833	$ 411,075,088
Percent of Our Loan Portfolio		100.00%	100.00%
Credit Quality Indicators [Member] | Illinois [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal	[1]	$ 85,259,003	$ 76,736,737
Percent of Our Loan Portfolio		21.00%	19.00%
Credit Quality Indicators [Member] | Ohio [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal	[1]	$ 67,903,446	$ 65,865,842
Percent of Our Loan Portfolio		16.00%	16.00%
Credit Quality Indicators [Member] | Florida [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal	[1]	$ 64,542,243	$ 56,317,033
Percent of Our Loan Portfolio		16.00%	14.00%
Credit Quality Indicators [Member] | Michigan [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal	[1]	$ 32,573,835	$ 31,237,041
Percent of Our Loan Portfolio		8.00%	8.00%
Credit Quality Indicators [Member] | Pennsylvania [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal	[1]	$ 32,236,690	$ 46,114,129
Percent of Our Loan Portfolio		8.00%	11.00%
Credit Quality Indicators [Member] | Arizona [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal	[1]	$ 27,771,453	$ 26,326,748
Percent of Our Loan Portfolio		7.00%	6.00%
Credit Quality Indicators [Member] | California [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal	[1]	$ 27,179,072	$ 27,316,846
Percent of Our Loan Portfolio		7.00%	7.00%
Credit Quality Indicators [Member] | Missouri [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal	[1]	$ 21,779,670	$ 26,139,970
Percent of Our Loan Portfolio		5.00%	6.00%
Credit Quality Indicators [Member] | New york [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal	[1]	$ 21,312,103	$ 22,068,401
Percent of Our Loan Portfolio		5.00%	5.00%
Credit Quality Indicators [Member] | Canada [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal	[1]	$ 16,211,500
Percent of Our Loan Portfolio		4.00%
Credit Quality Indicators [Member] | Other [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal	[1],[2]	$ 2,584,377	$ 2,360,539
Percent of Our Loan Portfolio	[2]	1.00%	1.00%
Credit Quality Indicators [Member] | West Virginia [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal	[1]	$ 8,491,943	$ 8,491,943
Percent of Our Loan Portfolio		2.00%	2.00%
Credit Quality Indicators [Member] | Massachusetts [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal	[1]	$ 1,869,661	$ 731,146
Credit Quality Indicators [Member] | Texas [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal	[1]	1,503,503	$ 2,335,787
Percent of Our Loan Portfolio			1.00%
Credit Quality Indicators [Member] | Maryland [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal	[1]	1,312,711	$ 1,312,711
Credit Quality Indicators [Member] | Nevada [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal	[1]	575,871	225,199
Credit Quality Indicators [Member] | Oregon [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal	[1]	316,286	193,286
Credit Quality Indicators [Member] | Minnesota [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal	[1]	$ 166,467	101,730
Credit Quality Indicators [Member] | Nebraska [Member]
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Outstanding Principal	[1]		$ 17,200,000
Percent of Our Loan Portfolio			4.00%

[1] The principal balance of the loans not secured by real estate collateral are included in the jurisdiction representing the borrower's principal place of business.

[2] Represents Connecticut, Washington, and New Jersey