Supplier Financing Programs - Additional Information (Details) - USD ($) $ in Millions	Mar. 31, 2024	Sep. 30, 2023
Supplier Finance Program [Line Items]
Outstanding payment obligations to financial institutions related to supplier financing programs	$ 14	$ 17
Supplier Finance Program, Obligation, Current, Statement of Financial Position [Extensible Enumeration]	Accounts Payable and Accrued Liabilities, Current	Accounts Payable and Accrued Liabilities, Current