Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Jul. 31, 2021	Jul. 31, 2020
Income Statement [Abstract]
Sales	$ 1,183	$ 987
Excise taxes	277	234
Net sales	906	753
Cost of sales	353	288
Gross profit	553	465
Advertising expenses	90	62
Selling, general, and administrative expenses	168	148
Gain on sale of business	0	(127)
Other expense (income), net	6	(5)
Operating income	289	387
Non-operating postretirement expense	0	1
Interest income	(1)	0
Interest expense	21	20
Income before income taxes	269	366
Income taxes	77	42
Net income	$ 192	$ 324
Earnings per share:
Basic (dollars per share)	$ 0.40	$ 0.68
Diluted (dollars per share)	$ 0.40	$ 0.67