Net Sales by Product Category (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Jan. 31, 2026	Jan. 31, 2025	Jan. 31, 2026	Jan. 31, 2025
Disaggregation of Revenue [Line Items]
Net sales		$ 1,056	$ 1,035	$ 3,016	$ 3,081
Whiskey [Member]
Disaggregation of Revenue [Line Items]
Net sales	[1]	797	749	2,227	2,177
Ready-to-Drink [Member]
Disaggregation of Revenue [Line Items]
Net sales	[2]	146	126	412	380
Tequila [Member]
Disaggregation of Revenue [Line Items]
Net sales	[3]	60	68	189	202
Non-branded and bulk [Member]
Disaggregation of Revenue [Line Items]
Net sales	[4]	7	23	29	79
Rest of portfolio [Member]
Disaggregation of Revenue [Line Items]
Net sales	[5]	$ 46	$ 69	$ 159	$ 243

[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, The GlenDronach, Benriach, Glenglassaugh, and Slane Irish Whiskey.

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

[4] Includes net sales of used barrels, contract bottling services, and non-branded bulk whiskey.

[5] Includes Korbel California Champagnes and Korbel Brandy (the sales, marketing, and distribution relationship ended on June 30, 2025), Diplomático, Chambord, Gin Mare, Sonoma-Cutrer (which was divested on April 30, 2024), Finlandia Vodka (which was divested on November 1, 2023), Fords Gin, and other agency brands (brands we do not own, but sell in certain markets).