Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2024	Jan. 31, 2023
Statement of Comprehensive Income [Abstract]
Net income	$ 285	$ 100	$ 758	$ 576
Other comprehensive income (loss), net of tax:
Currency translation adjustments	75	119	10	108
Cash flow hedge adjustments	(10)	(34)	(3)	(24)
Postretirement benefits adjustments	1	6	4	10
Net other comprehensive income (loss)	66	91	11	94
Comprehensive income	$ 351	$ 191	$ 769	$ 670