Derivative Financial Instruments (Details) - USD ($) $ in Millions	Sep. 30, 2025	Sep. 30, 2024
Derivatives, Fair Value
Derivative, notional amount	$ 136.6	$ 53.5
Derivative Asset, Current	0.0	2.7
Derivative liability, current	12.6	0.1
Restricted Cash	$ 17.3	$ 0.3
Derivative Asset, Current, Statement of Financial Position [Extensible Enumeration]	Prepaid expenses and other current assets	Prepaid expenses and other current assets