Reportable Segments (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Jan. 31, 2023	Jan. 31, 2022	Jan. 31, 2023	Jan. 31, 2022
Net sales:
Net sales		$ 2,216.3	$ 2,057.1	$ 6,294.4	$ 5,965.1
Segment profit:
Segment profit		444.7	442.8	1,231.9	1,284.4
Amortization		(55.6)	(55.3)	(166.8)	(166.1)
Other intangible assets impairment charge		0.0	(150.4)	0.0	(150.4)
Gain on divestitures - net		0.0	9.6	1.6	9.6
Interest expense – net		(37.9)	(39.5)	(116.7)	(122.9)
Change in net cumulative unallocated derivative gains and losses		17.5	(22.4)	(43.4)	(37.9)
Costs of products sold - special project costs	[1]	(1.0)	(6.8)	(4.9)	(17.5)
Other special project costs	[1],[2]	(0.6)	(2.0)	(2.7)	(5.1)
Corporate administrative expenses		(87.1)	(64.9)	(224.7)	(195.2)
Other income (expense) – net		(4.6)	(1.5)	(4.9)	(15.3)
Income Before Income Taxes		275.4	109.6	669.4	583.6
U.S. Retail Pet Foods [Member]
Net sales:
Net sales		758.6	696.6	2,252.8	2,046.2
Segment profit:
Segment profit		109.0	95.7	349.4	275.2
U.S. Retail Coffee [Member]
Net sales:
Net sales		735.1	661.8	2,042.8	1,850.1
Segment profit:
Segment profit		204.0	213.4	537.6	572.5
U.S. Retail Consumer Foods [Member]
Net sales:
Net sales		434.2	433.1	1,177.5	1,309.9
Segment profit:
Segment profit		94.1	99.5	249.2	329.2
International and Away From Home
Net sales:
Net sales		288.4	265.6	821.3	758.9
Segment profit:
Segment profit		$ 37.6	$ 34.2	$ 95.7	$ 107.5

[1] Special project costs include certain restructuring costs, which are recognized in cost of products sold and other special project costs in the Condensed Statements of Consolidated Income. For more information, see Note 3: Restructuring Costs.

[2] Special project costs include certain restructuring costs, which are recognized in cost of products sold and other special project costs. For more information, see Note 3: Restructuring Costs and Note 5: Reportable Segments.