Note 6 - Derivative Financial Instruments - Schedule of Location and Amount of Gain (Loss) from Derivatives Not Designated as Hedging Instruments (Details) - USD ($) $ in Millions	3 Months Ended
	Aug. 28, 2022	Aug. 29, 2021
Total losses from derivative instruments not designated as hedging instruments	$ 9.5	$ 10.2
Commodity Contract [Member] | Cost of Sales [Member]
Total losses from derivative instruments not designated as hedging instruments	6.3	4.2
Foreign Exchange Contract [Member] | Cost of Sales [Member]
Total losses from derivative instruments not designated as hedging instruments	$ 3.2	$ 6.0