v3.25.2
Loans - Secured Loans with Payments in Arrears, Principal by LTV and Lien Position (Details)
Jun. 30, 2025
USD ($)
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 45,185,000 [1]
Percent 88.00% [1]
Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 11,622,000 [2]
Percent 25.80% [2],[3]
Less Than 40% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 2,905,000 [1]
Percent 5.20% [1]
Less Than 40% [Member] | Secured Debt [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 $ 8,350,000 [1]
Percent 14.30% [1]
40-49% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 1,900,000 [2]
Percent 4.20% [2],[3]
50-59% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 17,837,000 [1]
Percent 37.30% [1]
50-59% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 842,000 [2]
Percent 1.90% [2],[3]
60-69% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 6,721,000 [1]
Percent 14.90% [1]
60-69% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 990,000 [2]
Percent 2.20% [2],[3]
Subtotal less than 70% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 35,813,000 [1]
Percent 71.70% [1]
Subtotal less than 70% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 3,732,000 [2]
Percent 8.30% [2],[3]
70-79% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 9,372,000 [1]
Percent 16.30% [1]
70-79% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 7,890,000 [2]
Percent 17.50% [2],[3]
Subtotal less than 80% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 45,185,000 [1]
Percent 88.00% [1]
Subtotal less than 80% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 11,622,000 [2]
Percent 25.80% [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] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
First Trust Deeds [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 39,779,000 [1]
Percent 100.00% [1]
Count $ 6 [1]
First Trust Deeds [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 8,362,000 [2]
Percent 18.60% [2],[3]
First Trust Deeds [Member] | Less Than 40% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 2,355,000 [1]
Percent 6.40% [1]
Count $ 1 [1]
First Trust Deeds [Member] | Less Than 40% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
First Trust Deeds [Member] | 40-49% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 6,450,000 [1]
Percent 18.50% [1]
Count $ 1 [1]
First Trust Deeds [Member] | 40-49% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
First Trust Deeds [Member] | 50-59% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 16,866,000 [1]
Percent 39.50% [1]
Count $ 1 [1]
First Trust Deeds [Member] | 50-59% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 842,000 [2]
Percent 1.90% [2],[3]
First Trust Deeds [Member] | 60-69% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 6,721,000 [1]
Percent 14.90% [1]
Count $ 0 [1]
First Trust Deeds [Member] | 60-69% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 990,000 [2]
Percent 2.20% [2],[3]
First Trust Deeds [Member] | Subtotal less than 70% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 32,392,000 [1]
Percent 79.30% [1]
Count $ 3 [1]
First Trust Deeds [Member] | Subtotal less than 70% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 1,832,000 [2]
Percent 4.10% [2],[3]
First Trust Deeds [Member] | 70-79% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 7,387,000 [1]
Percent 20.70% [1]
Count $ 3 [1]
First Trust Deeds [Member] | 70-79% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 6,530,000 [2]
Percent 14.50% [2],[3]
First Trust Deeds [Member] | Subtotal less than 80% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 39,779,000 [1]
Percent 100.00% [1]
Count $ 6 [1]
First Trust Deeds [Member] | Subtotal less than 80% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 8,362,000 [2]
Percent 18.60% [2],[3]
First Trust Deeds [Member] | More than or equal to 80% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [1]
Percent 0.00% [1]
Count $ 0 [1]
First Trust Deeds [Member] | More than or equal to 80% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
Second Trust Deeds [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 5,406,000 [1]
Percent 12.00% [1]
Count $ 23 [1]
Second Trust Deeds [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 3,260,000 [2]
Percent 7.20% [2],[3]
Second Trust Deeds [Member] | Less Than 40% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 550,000 [1]
Percent 1.20% [1]
Count $ 6 [1]
Second Trust Deeds [Member] | Less Than 40% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
Second Trust Deeds [Member] | 40-49% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 1,900,000 [1]
Percent 4.20% [1]
Count $ 2 [1]
Second Trust Deeds [Member] | 40-49% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 1,900,000 [2]
Percent 4.20% [2],[3]
Second Trust Deeds [Member] | 50-59% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 971,000 [1]
Percent 2.20% [1]
Count $ 6 [1]
Second Trust Deeds [Member] | 50-59% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
Second Trust Deeds [Member] | 60-69% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [1]
Percent 0.00% [1]
Count $ 5 [1]
Second Trust Deeds [Member] | 60-69% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [2]
Percent 0.00% [2],[3]
Second Trust Deeds [Member] | Subtotal less than 70% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 3,421,000 [1]
Percent 7.60% [1]
Count $ 19 [1]
Second Trust Deeds [Member] | Subtotal less than 70% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 1,900,000 [2]
Percent 4.20% [2],[3]
Second Trust Deeds [Member] | 70-79% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 1,985,000 [1]
Percent 4.40% [1]
Count $ 4 [1]
Second Trust Deeds [Member] | 70-79% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 1,360,000 [2]
Percent 3.00% [2],[3]
Second Trust Deeds [Member] | Subtotal less than 80% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 5,406,000 [1]
Percent 12.00% [1]
Count $ 23 [1]
Second Trust Deeds [Member] | Subtotal less than 80% [Member] | Secured Debt [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 3,260,000 [2]
Percent 7.20% [2],[3]
Second Trust Deeds [Member] | More than or equal to 80% [Member]  
Financing Receivable, Credit Quality Indicator [Line Items]  
Principal $ 0 [1]
Percent 0.00% [1]
Count $ 0 [1]
Second Trust Deeds [Member] | More than or equal to 80% [Member] | Secured Debt [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, secured loans ($45.2 million) at June 30, 2025.