Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2025	Oct. 31, 2024
Income Statement [Abstract]
Sales	$ 1,336	$ 1,376	$ 2,527	$ 2,587
Excise taxes	300	281	567	541
Net sales	1,036	1,095	1,960	2,046
Cost of sales	421	449	793	835
Gross profit	615	646	1,167	1,211
Advertising expenses	126	126	246	252
Selling, general, and administrative expenses	187	185	364	373
Total restructuring and other charges	4	2	16	2
Other expense (income), net	(7)	(8)	(24)	(38)
Operating income	305	341	565	622
Non-operating postretirement expense	3	1	22	1
Interest income	(3)	(3)	(7)	(7)
Interest expense	26	32	51	64
Equity method investment income	0	(2)	0	(2)
Income before income taxes	279	313	499	566
Income taxes	55	55	105	113
Net income	$ 224	$ 258	$ 394	$ 453
Earnings per share:
Basic (dollars per share)	$ 0.47	$ 0.55	$ 0.83	$ 0.96
Diluted (dollars per share)	$ 0.47	$ 0.55	$ 0.83	$ 0.96