Divestitures (Detail) - Sweet Baked Snacks Value Brands $ in Millions	Jan. 31, 2025 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Inventories	$ 4.6
Property, plant, and equipment - net	42.9
Operating lease right-of-use assets	0.9
Goodwill	26.3
Other intangible assets – net	5.0
Valuation Allowance	(42.6)
Total assets held for sale	37.1
Other current liabilities	0.9
Noncurrent operating lease liabilities	0.3
Total liabilities held for sale	1.2
Net assets held for sale	$ 35.9