Income Taxes (Schedule Of Pretax Earnings) (Details) - USD ($) $ in Millions	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2020
Income Tax Disclosure [Abstract]
United States	$ 2,684	$ 1,491	$ 1,360
Non-U.S.	1,401	1,421	975
Earnings before income taxes	$ 4,085	$ 2,912	$ 2,335