Note 17 - Pension and Postretirement Benefits - Schedule of Estimated Future Gross Benefit Payments (Details) $ in Millions	May 29, 2022 USD ($)
Pension Plan [Member]
2023	$ 202.6
2024	203.7
2025	205.5
2026	206.8
2027	207.5
Succeeding 5 years	1,027.7
Other Postretirement Benefits Plan [Member]
2023	8.1
2024	7.5
2025	6.9
2026	6.3
2027	5.8
Succeeding 5 years	$ 22.5

Amount of benefit for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following current fiscal year.

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

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Amount of benefit for defined benefit plan expected to be paid in next fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in fifth fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in fourth fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in third fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in second fiscal year following current fiscal year.

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