v3.26.1
Fair Value of Financial Assets and Liabilities - Residual Interests in Structured Transactions, Effect of Hypothetical Adverse Changes in Significant Inputs (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Jun. 30, 2025
Discount Rate    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Discount Rate increase of 20% $ (320) $ (181)
Discount Rate increase of 40% (615) (343)
Default Rate    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Default Rate increase of 20% (48) (28)
Default Rate increase of 40% (89) (50)
Prepayment Rate    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Prepayment Rate increase of 20% (54) (35)
Prepayment Rate increase of 40% $ (103) $ (64)