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Risk Management Activities (Schedule Of Unallocated Corporate items) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Nov. 26, 2023 | Nov. 27, 2022 | Nov. 26, 2023 | Nov. 27, 2022
Commodity Price Risk [Abstract] |  |  |  |
Net loss on mark-to-market valuation of commodity positions | $ (38.2) | $ (20.9) | $ (9.8) | $ (93.2)
Net loss (gain) on commodity positions reclassified from unallocated corporate items to segment operating profit | 14.6 | (20.5) | 17.8 | (63.5)
Net mark-to-market revaluation of certain grain inventories | (1.5) | 16.3 | 11.8 | (43.1)
Net mark-to-market valuation of certain commodity positions recognized in unallocated corporate items | $ (25.1) | $ (25.1) | $ 19.8 | $ (199.8)

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- Definition The amount of loss (gain) from commodity positions that was reclassified from unallocated corporate items to segment operating profit. + References No definition available. + Details
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- Definition Changes in the values of commodity derivatives that is recorded in unallocated corporate items. + References No definition available. + Details
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- Definition Amount of gain (loss) recognized in earnings in the period from the increase (decrease) in fair value of price risk derivatives not designated as hedging instruments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4C + Details
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- Definition Amount of unrealized gain (loss) recognized in earnings related to the fair value of the hedged item in a price risk fair value hedge, offset by the gain (loss) on the hedging instrument to the extent that the fair value hedge is determined to be effective. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4C + Details
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