Commitments and Contingencies (Details) - USD ($) $ in Millions	12 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2024	Sep. 30, 2024
Loss Contingencies
Litigation Settlement, Amount Awarded to Other Party	$ 7.9	$ 12.9
Other current liabilities
Loss Contingencies
Estimated litigation liability, current			$ 21.0	$ 21.0