Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Statement of Comprehensive Income [Abstract]
Net Income	$ 407	$ 360	$ 1,376	$ 1,491
Other Comprehensive Income (Loss), Net of Tax
Foreign currency translation adjustments	44	203	(57)	322
Defined benefit pension and postretirement plans	11	11	34	32
Cash flow hedges	12	37	4	74
Other Comprehensive Income (Loss), Net of Tax	68	250	(20)	428
Comprehensive Income	$ 475	$ 610	$ 1,357	$ 1,919