Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Statement of Comprehensive Income [Abstract]
Net earnings	$ 593	$ 132
Other comprehensive income (loss), net of tax:
Foreign currency translation	(492)	174
Pension and postretirement	3	(12)
Cash flow hedges	10	3
Total other comprehensive income (loss)	(479)	165
Comprehensive income	114	297
Less: Noncontrolling interests in subsidiaries	1	(8)
Comprehensive income common stockholders	$ 113	$ 305