Retirement Benefits and Postemployment Benefits (Schedule of summarized financial information about benefit plans) (Parenthetical) (Details)	12 Months Ended
May 29, 2022	May 30, 2021
Retirement Benefits and Postemployment Benefits [Abstract]
Defined Benefit Plan, Plan Assets, Accounting Policy Election, Measurement Date	May 31, 2022	May 31, 2021

Month-end measurement date applicable when an accounting policy election is made to measure plan assets and benefit obligations as of the month-end that is closest to the fiscal year-end, in YYYY-MM-DD format.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (u)
-URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920

Name:	us-gaap_DefinedBenefitPlanAccountingPolicyElectionMeasurementDate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration