Net Sales by Product Category (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Jan. 31, 2023	Jan. 31, 2022	Jan. 31, 2023	Jan. 31, 2022
Disaggregation of Revenue [Line Items]
Net sales		$ 1,081	$ 1,037	$ 3,182	$ 2,937
Whiskey [Member]
Disaggregation of Revenue [Line Items]
Net sales	[1]	754	744	2,215	2,036
Ready-to-Drink
Disaggregation of Revenue [Line Items]
Net sales	[2]	121	112	369	329
Tequila [Member]
Disaggregation of Revenue [Line Items]
Net sales	[3]	79	69	237	212
Wine [Member]
Disaggregation of Revenue [Line Items]
Net sales	[4]	53	54	164	176
Vodka [Member]
Disaggregation of Revenue [Line Items]
Net sales	[5]	27	29	74	86
Non-branded and bulk [Member]
Disaggregation of Revenue [Line Items]
Net sales	[6]	20	10	61	46
Rest of portfolio [Member]
Disaggregation of Revenue [Line Items]
Net sales	[7]	$ 27	$ 19	$ 62	$ 52

[1] Includes all whiskey spirits and whiskey-based flavored liqueurs. The brands included in this category are the Jack Daniel's family of brands (excluding the “ready-to-drink” products outlined below), the Woodford Reserve family of brands, the Old Forester family of brands, GlenDronach, Benriach, Glenglassaugh, Slane Irish Whiskey, and Coopers’ Craft.

[2] Includes the Jack Daniel’s ready-to-drink (RTD) and ready-to-pour (RTP) products, New Mix, and other RTD/RTP products.

[3] Includes the Herradura family of brands, el Jimador, and other tequilas.

[4] Includes Korbel California Champagne and Sonoma-Cutrer wines.

[5] Includes Finlandia.

[6] Includes net sales of used barrels, contract bottling, and bulk whiskey and wine.

[7] Includes Chambord, Korbel Brandy, Fords Gin, Gin Mare, and Diplomático.