Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Statement of Comprehensive Income [Abstract]
Net Income	$ 677	$ 1,003
Other Comprehensive Income (Loss), Net of Tax
Foreign currency translation adjustments	41	64
Defined benefit pension and postretirement plans	11	42
Cash flow hedges	(7)	28
Other Comprehensive Income, Net of Tax	45	134
Comprehensive Income	$ 722	$ 1,138