Consolidated Statements of Operations - USD ($) $ in Millions	12 Months Ended
	Apr. 30, 2022	Apr. 30, 2021	Apr. 30, 2020
Income Statement [Abstract]
Sales	$ 5,081	$ 4,526	$ 4,306
Excise taxes	1,148	1,065	943
Net sales	3,933	3,461	3,363
Cost of sales	1,542	1,367	1,236
Gross profit	2,391	2,094	2,127
Advertising expenses	438	399	383
Selling, general, and administrative expenses	690	671	642
Gain on sale of business	0	(127)	0
Other expense (income), net	59	(15)	11
Operating income	1,204	1,166	1,091
Non-operating postretirement expense	13	6	5
Interest income	(5)	(2)	(5)
Interest expense	82	81	82
Income before income taxes	1,114	1,081	1,009
Income taxes	276	178	182
Net income	$ 838	$ 903	$ 827
Earnings per share:
Basic (dollars per share)	$ 1.75	$ 1.89	$ 1.73
Diluted (dollars per share)	$ 1.74	$ 1.88	$ 1.72