Amount of gain (loss) related to investment valuation adjustment.

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Reflects the amount charged against earnings comprised of the costs to announce and effect a product recall.

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Amount of restructuring charges (reduction) and asset impairment loss, including restructuring charges associated with cost of goods sold.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Costs incurred to effect a business combination which have been expensed during the period. Such costs could include business integration costs, systems integration and conversion costs, and severance and other employee-related costs.

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Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant.

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Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Quarterly Data (Unaudited) (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended			12 Months Ended
	May 31, 2020	May 26, 2019	Feb. 24, 2019	May 31, 2020	May 26, 2019	May 27, 2018
QUARTERLY DATA (UNAUDITED) [Abstract]
Restructuring Charges (Reversal), Including Restructuring Charges Associated with Cost of Goods Sold	$ 11.5				$ 77.6	$ 82.7
Tax Benefit		$ 72.9		$ (480.5)	$ (367.8)	(57.3)
Business Acquisition [Line Items]
Fiscal Period Duration				371 days	364 days
Gains related to investment valuation adjustment		9.8			$ 9.8
Divestitures loss (gain)				$ 0.0	30.0	0.0
Impairment charge		7.4			$ 192.6	$ 96.9
Acquisition integration costs		4.3
Green Giant International Business [Member]
Business Acquisition [Line Items]
Product Recall Expense	$ 19.3
Yogurt Business [Member]
Business Acquisition [Line Items]
Divestitures loss (gain)		$ (5.4)
La Saltena [Member]
Business Acquisition [Line Items]
Divestitures loss (gain)			$ 35.4
Pet Segment [Member]
Business Acquisition [Line Items]
Fiscal Period Duration	4 months	3 months		13 months	12 months