Condensed Consolidated Statements of Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Income Statement [Abstract]
Revenues	$ 4,990	$ 4,878	$ 14,741	$ 14,285
Cost of products sold	2,683	2,778	8,103	7,816
Selling and administrative expense	1,196	1,190	3,601	3,581
Research and development expense	299	306	888	956
Integration, restructuring and transaction expense	112	70	288	175
Other operating expense (income), net	98	(13)	86	(7)
Total Operating Costs and Expenses	4,388	4,329	12,966	12,523
Operating Income	602	549	1,775	1,762
Interest expense	137	119	373	339
Interest income	48	24	108	40
Other (expense) income, net	(13)	17	(19)	18
Income Before Income Taxes	500	471	1,491	1,481
Income tax provision	13	64	186	104
Net Income	487	407	1,305	1,376
Preferred stock dividends	0	(15)	0	(60)
Net income applicable to common shareholders	$ 487	$ 392	$ 1,305	$ 1,316
Basic Earnings per Share (USD per share)	$ 1.68	$ 1.37	$ 4.50	$ 4.62
Diluted Earnings per Share (USD per share)	1.68	1.36	4.49	4.60
Dividends per Common Share (USD per share)	$ 0.95	$ 0.91	$ 2.85	$ 2.73