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DISCONTINUED OPERATIONS AND OTHER DIVESTITURES - Other Divestitures (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended	5 Months Ended	6 Months Ended
	Nov. 25, 2018	May 26, 2019	Nov. 25, 2018	Nov. 26, 2017	May 27, 2018
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Pre-tax gains from sales of businesses			$ 13.2	$ 0.0
Noncurrent assets classified as held for sale	$ 110.8		110.8		$ 137.2
Del Monte \| Not discontinued operations, disposed of by sale \| Bonduelle Group \| International
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash proceeds from sales of businesses, net of cash included	42.4
Cash price for disposition	32.2		32.2
Pre-tax gains from sales of businesses	13.2
Del Monte \| Held-for-sale, not discontinued operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Noncurrent assets classified as held for sale					11.5
Wesson \| Held-for-sale, not discontinued operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Noncurrent assets classified as held for sale	101.7		101.7		101.0
Other long-lived assets \| Held-for-sale, not discontinued operations \| Corporate
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Noncurrent assets classified as held for sale	$ 9.1		$ 9.1		10.4
Other long-lived assets \| Held-for-sale, not discontinued operations \| Grocery & Snacks \| Reporting segments
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Noncurrent assets classified as held for sale					$ 14.9
Scenario, Forecast \| Wesson \| Held-for-sale, not discontinued operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash proceeds from sales of businesses, net of cash included		$ 180.0