Fair Value Measurement - Carrying amounts and fair value (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Fair Value Measurement
Advances from borrowers	$ 3,119	$ 4,016
Mortgage payable	873	917
Carrying Amount \| Level 1
Fair Value Measurement
Cash and cash equivalents	28,819	10,924
Notes payable (listed) - fixed rate debt/Senior secured notes payable	172,041	171,349
Carrying Amount \| Level 2
Fair Value Measurement
Lines of credit	36,500	19,000
Carrying Amount \| Level 3
Fair Value Measurement
Notes payable (listed) - fixed rate debt/Senior secured notes payable	96,848	86,573
Loans held for investment, net	322,313	363,678
Interest and fees receivable and due from borrowers	8,388	11,094
Investments in limited liability companies	34,237	39,132
Advances from borrowers	3,119	4,016
Mortgage payable	873	917
Fair Value Measurement \| Level 1
Fair Value Measurement
Cash and cash equivalents	28,819	10,924
Notes payable (listed) - fixed rate debt/Senior secured notes payable	170,422	163,854
Fair Value Measurement \| Level 2
Fair Value Measurement
Lines of credit	36,500	19,000
Fair Value Measurement \| Level 3
Fair Value Measurement
Notes payable (listed) - fixed rate debt/Senior secured notes payable	105,423	89,277
Loans held for investment, net	322,313	363,678
Interest and fees receivable and due from borrowers	8,388	10,963
Investments in limited liability companies	34,237	39,132
Advances from borrowers	3,119	4,016
Mortgage payable	$ 873	$ 917

Fair value portion of interest and fees receivable and due from borrowers.

No definition available.

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- Definition

Represents the amount of mortgage payable.

+ References

No definition available.

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- Definition

Carrying amount of accumulated prepayments received by financial institutions from borrowers for taxes (for example, property taxes) and insurance (for example, property and catastrophe) which will periodically be remitted to the appropriate governmental agency or vendor on behalf of the borrower.

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- Definition

Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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- Definition

Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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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.

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- Definition

Fair value portion of contractual arrangement with a lender under which borrowings can be made up to a specific amount at any point in time.

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Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

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Fair value portion of notes payable.

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