New Accounting Standards (Details) - USD ($) $ in Millions	Dec. 31, 2023	Sep. 30, 2023
Supplier Finance Program [Line Items]
Accounts payable included in supply chain financing programs	$ 559	$ 566
Minimum
Supplier Finance Program [Line Items]
Supplier negotiated commercial terms	90 days
Maximum
Supplier Finance Program [Line Items]
Supplier negotiated commercial terms	120 days

Amount of obligation for supplier finance program.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 405
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Name:	us-gaap_SupplierFinanceProgramObligation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant