Borrowings - Schedule of Maturities of Long-Term Debt (Details) - USD ($) $ in Thousands |
Sep. 30, 2025 |
Sep. 30, 2024 |
|---|---|---|
| Total borrowings | ||
| Total | $ 1,189,555 | $ 691,985 |
| Less Than 1 Year | 0 | |
| 1 – 3 Years | 0 | |
| 3 – 5 Years | 390,305 | |
| More Than 5 Years | 799,250 | |
| DB Credit Facility | ||
| Total borrowings | ||
| Total | 198,117 | |
| Less Than 1 Year | 0 | |
| 1 – 3 Years | 0 | |
| 3 – 5 Years | 198,117 | |
| More Than 5 Years | 0 | |
| BNP Credit Facility | ||
| Total borrowings | ||
| Total | 192,188 | |
| Less Than 1 Year | 0 | |
| 1 – 3 Years | 0 | |
| 3 – 5 Years | 192,188 | |
| More Than 5 Years | 0 | |
| 2025 Debt Securitization | ||
| Total borrowings | ||
| Total | 799,250 | |
| Less Than 1 Year | 0 | |
| 1 – 3 Years | 0 | |
| 3 – 5 Years | 0 | |
| More Than 5 Years | $ 799,250 |