Condensed Consolidated Statements of Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Revenues	$ 4,641	$ 4,607	$ 14,109	$ 14,282
Cost of products sold	2,574	2,649	7,709	7,738
Selling and administrative expense	1,149	1,200	3,527	3,434
Research and development expense	315	330	956	911
Acquisition-related integration and restructuring expense	55	24	118	121
Other operating expense (income), net	11	(88)	7	208
Total Operating Costs and Expenses	4,104	4,114	12,316	12,412
Operating Income	537	492	1,793	1,870
Interest expense	(99)	(115)	(294)	(358)
Interest income	5	2	9	7
Other (expense) income, net	(21)	(1)	(45)	22
Income from Continuing Operations Before Income Taxes	421	378	1,463	1,541
Income tax provision (benefit)	31	(28)	115	92
Net Income from Continuing Operations	390	407	1,348	1,450
(Loss) Income from Discontinued Operations, Net of Tax	(30)	118	144	378
Net Income	360	525	1,491	1,827
Preferred stock dividends	(23)	(23)	(68)	(68)
Net income applicable to common shareholders	$ 338	$ 502	$ 1,424	$ 1,760
Income (Loss) from Continuing Operations, Per Basic Share	$ 1.29	$ 1.33	$ 4.49	$ 4.76
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share	(0.10)	0.41	0.50	1.30
Basic Earnings per Share (USD per share)	1.18	1.73	4.99	6.06
Income (Loss) from Continuing Operations, Per Diluted Share	1.28	1.32	4.45	4.72
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share	(0.10)	0.40	0.50	1.29
Diluted Earnings per Share (USD per share)	1.18	1.72	4.95	6.00
Dividends per Common Share (USD per share)	$ 0.87	$ 0.83	$ 2.61	$ 2.49