v3.26.1
Fair Value of Financial Instruments - Valuation techniques and inputs used (Details) - Level 3
$ in Thousands
 12 Months Ended
Jun. 30, 2026
USD ($)
Loans held for Investment, at fair value  
Fair Value of Financial Instruments  
Assets, Fair Value Disclosure $ 978
Loans held for Investment, at fair value | Relative value analysis | Broker quotes  
Fair Value of Financial Instruments  
Impact to valuation from an increase in inputs on assets Increase
Loans held for Investment, at fair value | Relative value analysis | Credit risk factor  
Fair Value of Financial Instruments  
Impact to valuation from an increase in inputs on assets Decrease
Loans held for Investment, at fair value | Minimum | Relative value analysis | Broker quotes  
Fair Value of Financial Instruments  
Assets Fair Value Measurement Input 87.80%
Loans held for Investment, at fair value | Minimum | Relative value analysis | Credit risk factor  
Fair Value of Financial Instruments  
Assets Fair Value Measurement Input 0.90%
Loans held for Investment, at fair value | Maximum | Relative value analysis | Broker quotes  
Fair Value of Financial Instruments  
Assets Fair Value Measurement Input 89.30%
Loans held for Investment, at fair value | Maximum | Relative value analysis | Credit risk factor  
Fair Value of Financial Instruments  
Assets Fair Value Measurement Input 1.10%
Loans held for Investment, at fair value | Weighted Average | Relative value analysis | Broker quotes  
Fair Value of Financial Instruments  
Assets Fair Value Measurement Input (88.70%)
Loans held for Investment, at fair value | Weighted Average | Relative value analysis | Credit risk factor  
Fair Value of Financial Instruments  
Assets Fair Value Measurement Input (1.00%)
MSAs  
Fair Value of Financial Instruments  
Assets, Fair Value Disclosure $ 115
MSAs | Discounted cash flow | Prepayment rate (CPR)  
Fair Value of Financial Instruments  
Impact to valuation from an increase in inputs on assets Decrease
MSAs | Discounted cash flow | Discount rate  
Fair Value of Financial Instruments  
Impact to valuation from an increase in inputs on assets Decrease
MSAs | Minimum | Discounted cash flow | Prepayment rate (CPR)  
Fair Value of Financial Instruments  
Assets Fair Value Measurement Input 5.90%
MSAs | Minimum | Discounted cash flow | Discount rate  
Fair Value of Financial Instruments  
Assets Fair Value Measurement Input 9.00%
MSAs | Maximum | Discounted cash flow | Prepayment rate (CPR)  
Fair Value of Financial Instruments  
Assets Fair Value Measurement Input 60.00%
MSAs | Maximum | Discounted cash flow | Discount rate  
Fair Value of Financial Instruments  
Assets Fair Value Measurement Input 10.50%
MSAs | Weighted Average | Discounted cash flow | Prepayment rate (CPR)  
Fair Value of Financial Instruments  
Assets Fair Value Measurement Input (10.50%)
MSAs | Weighted Average | Discounted cash flow | Discount rate  
Fair Value of Financial Instruments  
Assets Fair Value Measurement Input (9.00%)
Interest-only strips  
Fair Value of Financial Instruments  
Assets, Fair Value Disclosure $ 5
Interest-only strips | Discounted cash flow | Prepayment rate (CPR)  
Fair Value of Financial Instruments  
Impact to valuation from an increase in inputs on assets Decrease
Interest-only strips | Discounted cash flow | Discount rate  
Fair Value of Financial Instruments  
Assets Fair Value Measurement Input 9.00%
Impact to valuation from an increase in inputs on assets Decrease
Interest-only strips | Minimum | Discounted cash flow | Prepayment rate (CPR)  
Fair Value of Financial Instruments  
Assets Fair Value Measurement Input 8.50%
Interest-only strips | Maximum | Discounted cash flow | Prepayment rate (CPR)  
Fair Value of Financial Instruments  
Assets Fair Value Measurement Input 18.50%
Interest-only strips | Weighted Average | Discounted cash flow | Prepayment rate (CPR)  
Fair Value of Financial Instruments  
Assets Fair Value Measurement Input (14.50%)