Reportable Segments (Details 2) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Jan. 31, 2025	Jan. 31, 2024	Jan. 31, 2025	Jan. 31, 2024
Product category information [Line Items]
Net sales		$ 2,186.0	$ 2,229.2	$ 6,582.3	$ 5,973.0
Percent of product sales attributable to primary reportable segment				75.00%	75.00%
U.S. Retail Coffee
Product category information [Line Items]
Net sales		740.6	727.5	$ 2,068.0	$ 2,038.3
U.S. Retail Coffee | Coffee
Product category information [Line Items]
Net sales	[1]	830.8	817.6	2,339.7	2,305.1
U.S. Retail Frozen Handheld and Spreads
Product category information [Line Items]
Net sales		445.2	436.8	1,427.2	1,365.1
U.S. Retail Frozen Handheld and Spreads | Frozen handheld
Product category information [Line Items]
Net sales	[1]	210.5	182.6	679.6	573.8
U.S. Retail Frozen Handheld and Spreads | Peanut butter
Product category information [Line Items]
Net sales	[1]	200.9	204.5	633.3	617.1
U.S. Retail Frozen Handheld and Spreads | Fruit spreads
Product category information [Line Items]
Net sales	[1]	99.4	108.2	307.6	321.7
U.S. Retail Frozen Handheld and Spreads | Toppings and syrups
Product category information [Line Items]
Net sales	[1]	20.7	21.0	69.3	67.7
U.S. Retail Pet Foods
Product category information [Line Items]
Net sales		423.0	465.2	1,268.1	1,370.2
U.S. Retail Pet Foods | Pet snacks
Product category information [Line Items]
Net sales	[1]	237.4	261.0	719.4	760.3
U.S. Retail Pet Foods | Cat food
Product category information [Line Items]
Net sales	[1]	197.8	203.4	581.7	599.1
U.S. Retail Pet Foods | Dog food
Product category information [Line Items]
Net sales	[1]	5.2	17.4	19.0	64.5
Sweet Baked Snacks
Product category information [Line Items]
Net sales		278.6	300.3	927.8	300.3
Sweet Baked Snacks | Sweet Baked Goods
Product category information [Line Items]
Net sales	[1]	266.1	270.2	841.9	270.2
Sweet Baked Snacks | Cookies
Product category information [Line Items]
Net sales	[1]	12.9	30.1	86.3	30.1
Other
Product category information [Line Items]
Net sales		298.6	299.4	891.2	899.1
Other | Portion control
Product category information [Line Items]
Net sales	[1],[2]	53.1	51.5	164.0	153.1
Other | Baking mixes and ingredients
Product category information [Line Items]
Net sales	[1],[2]	23.2	23.1	66.3	68.0
Other | Other
Product category information [Line Items]
Net sales	[1],[2]	$ 28.0	$ 38.6	$ 74.2	$ 142.3

[1] The primary reportable segment generally represents at least 75 percent of total net sales for each respective product category.

[2] Represents the combined International and Away From Home operating segments.