Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Jul. 31, 2024	Jul. 31, 2023
Statement of Comprehensive Income [Abstract]
Net income	$ 195	$ 231
Other comprehensive income (loss), net of tax:
Currency translation adjustments	(42)	39
Cash flow hedge adjustments	(2)	(5)
Postretirement benefits adjustments	1	2
Net other comprehensive income (loss)	(43)	36
Comprehensive income	$ 152	$ 267