Note 7 - 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		9 Months Ended
	Feb. 25, 2024	Feb. 26, 2023	Feb. 25, 2024	Feb. 26, 2023
Total gains from derivative instruments not designated as hedging instruments	$ (8.3)	$ (16.7)	$ 1.2	$ (2.1)
Commodity Contract [Member] | Cost of Sales [Member]
Total gains from derivative instruments not designated as hedging instruments	(6.6)	(15.7)	5.0	(5.8)
Foreign Exchange Contract [Member] | Cost of Sales [Member]
Total gains from derivative instruments not designated as hedging instruments	$ (1.7)	$ (1.0)	$ (3.8)	$ 3.7