Derivative Financial Instruments (Gain) Loss recognized in Statement of Operations from derivative instruments (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
Mar. 31, 2025 |
Mar. 31, 2024 |
|
| Derivative Instruments, (Gain) Loss | ||||
| (Gain) Loss Recognized in Statement of Operations | $ 10.4 | $ 4.5 | $ 9.6 | $ 6.1 |