v3.25.2
Loans - Matured Loans, Principal by LTV and Lien Position (Details)
$ in Thousands
Jun. 30, 2025
USD ($)
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 45,185 [1]
Percent 88.00% [1]
Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 8,834 [2]
Percent 19.50% [2],[3]
First Trust Deeds [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 39,779 [1]
Percent 100.00% [1]
First Trust Deeds [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 5,574 [2]
Percent 12.30% [2],[3]
Second Trust Deeds [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 5,406 [1]
Percent 12.00% [1]
Second Trust Deeds [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 3,260 [2]
Percent 7.20% [2],[3]
Less Than 40% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 2,905 [1]
Percent 5.20% [1]
Less Than 40% [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
Less Than 40% [Member] | First Trust Deeds [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 2,355 [1]
Percent 6.40% [1]
Less Than 40% [Member] | First Trust Deeds [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
Less Than 40% [Member] | Second Trust Deeds [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 550 [1]
Percent 1.20% [1]
Less Than 40% [Member] | Second Trust Deeds [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
40-49% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 8,350 [1]
Percent 14.30% [1]
40-49% [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 1,900 [2]
Percent 4.20% [2],[3]
40-49% [Member] | First Trust Deeds [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 6,450 [1]
Percent 18.50% [1]
40-49% [Member] | First Trust Deeds [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
40-49% [Member] | Second Trust Deeds [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 1,900 [1]
Percent 4.20% [1]
40-49% [Member] | Second Trust Deeds [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 1,900 [2]
Percent 4.20% [2],[3]
50-59% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 17,837 [1]
Percent 37.30% [1]
50-59% [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
50-59% [Member] | First Trust Deeds [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 16,866 [1]
Percent 39.50% [1]
50-59% [Member] | First Trust Deeds [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
50-59% [Member] | Second Trust Deeds [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 971 [1]
Percent 2.20% [1]
50-59% [Member] | Second Trust Deeds [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
60-69% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 6,721 [1]
Percent 14.90% [1]
60-69% [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
60-69% [Member] | First Trust Deeds [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 6,721 [1]
Percent 14.90% [1]
60-69% [Member] | First Trust Deeds [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
60-69% [Member] | Second Trust Deeds [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [1]
Percent 0.00% [1]
60-69% [Member] | Second Trust Deeds [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
Subtotal less than 70% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 35,813 [1]
Percent 71.70% [1]
Subtotal less than 70% [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 1,900 [2]
Percent 4.20% [2],[3]
Subtotal less than 70% [Member] | First Trust Deeds [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 32,392 [1]
Percent 79.30% [1]
Subtotal less than 70% [Member] | First Trust Deeds [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
Subtotal less than 70% [Member] | Second Trust Deeds [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 3,421 [1]
Percent 7.60% [1]
Subtotal less than 70% [Member] | Second Trust Deeds [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 1,900 [2]
Percent 4.20% [2],[3]
70-79% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 9,372 [1]
Percent 16.30% [1]
70-79% [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 6,934 [2]
Percent 15.30% [2],[3]
70-79% [Member] | First Trust Deeds [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 7,387 [1]
Percent 20.70% [1]
70-79% [Member] | First Trust Deeds [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 5,574 [2]
Percent 12.30% [2],[3]
70-79% [Member] | Second Trust Deeds [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 1,985 [1]
Percent 4.40% [1]
70-79% [Member] | Second Trust Deeds [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 1,360 [2]
Percent 3.00% [2],[3]
Subtotal less than 80% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 45,185 [1]
Percent 88.00% [1]
Subtotal less than 80% [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 8,834 [2]
Percent 19.50% [2],[3]
Subtotal less than 80% [Member] | First Trust Deeds [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 39,779 [1]
Percent 100.00% [1]
Subtotal less than 80% [Member] | First Trust Deeds [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 5,574 [2]
Percent 12.30% [2],[3]
Subtotal less than 80% [Member] | Second Trust Deeds [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 5,406 [1]
Percent 12.00% [1]
Subtotal less than 80% [Member] | Second Trust Deeds [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 3,260 [2]
Percent 7.20% [2],[3]
More than or equal to 80% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [1]
Percent 0.00% [1]
More than or equal to 80% [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
More than or equal to 80% [Member] | First Trust Deeds [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [1]
Percent 0.00% [1]
More than or equal to 80% [Member] | First Trust Deeds [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
More than or equal to 80% [Member] | Second Trust Deeds [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [1]
Percent 0.00% [1]
More than or equal to 80% [Member] | Second Trust Deeds [Member] | Matured Loans [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
[1] LTV classifications in the table above are based on principal, advances and interest unpaid at June 30, 2025
[2] LTV classifications in the table above are based on principal, advances and interest unpaid at June 30, 2025.
[3] Percent of total principal of secured loans (totaling $45.2 million) at June 30, 2025.