Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Statement of Comprehensive Income [Abstract]
Net earnings	$ 352	$ 9,366	$ 987	$ 12,462
Other comprehensive income (loss), net of tax:
Foreign currency translation	(124)	86	56	437
Pension and postretirement	(12)	10	(36)	(23)
Cash flow hedges	(6)	(19)	(4)	4
Total other comprehensive income (loss)	(142)	77	16	418
Comprehensive income	210	9,443	1,003	12,880
Less: Noncontrolling interests in subsidiaries	21	15	15	(8)
Comprehensive income common stockholders	$ 189	$ 9,428	$ 988	$ 12,888