Fair Value of Financial Assets and Liabilities - Schedule of the Fair Value of the Risk Sharing Assets and Liabilities (Details) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Jun. 30, 2025 |
|---|---|---|
| Risk sharing arrangements | ||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Loss Rate increase of 25% | $ 0 | $ 16,946 |
| Loss Rate increase of 50% | 0 | 24,676 |
| Discount Rate increase of 25% | 0 | 0 |
| Discount Rate increase of 50% | 0 | 0 |
| Risk sharing arrangements | ||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Prepayment Rate decrease of 25% | (1,638) | (1,896) |
| Prepayment Rate decrease of 50% | (3,382) | (3,923) |
| Loss Rate increase of 25% | (13,647) | (15,150) |
| Loss Rate increase of 50% | (27,292) | (30,277) |
| Discount Rate increase of 25% | (554) | (903) |
| Discount Rate increase of 50% | $ (1,072) | $ (1,745) |