Goodwill and Other Intangible Assets - Other Intangible Assets (Details) - USD ($) $ in Millions	Jun. 30, 2026	Sep. 30, 2025
Definite-lived intangible assets
Gross Carrying Amount	$ 4,329	$ 4,133
Accumulated Amortization	(2,740)	(2,497)
Net	1,589	1,636
Indefinite-lived intangible assets
Gross Carrying Amount	6,290	6,110
Net	3,550	3,613
Trademarks/trade names
Definite-lived intangible assets
Accumulated Amortization	0	0
Indefinite-lived intangible assets
Gross Carrying Amount	1,961	1,977
Technology
Definite-lived intangible assets
Gross Carrying Amount	1,330	1,197
Accumulated Amortization	(787)	(714)
Net	543	483
Customer relationships
Definite-lived intangible assets
Gross Carrying Amount	2,006	2,026
Accumulated Amortization	(1,384)	(1,272)
Net	622	754
Miscellaneous
Definite-lived intangible assets
Gross Carrying Amount	993	910
Accumulated Amortization	(569)	(511)
Net	$ 424	$ 399

Amount of accumulated amortization of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed.

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