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		6 Months Ended
	Nov. 26, 2023	Nov. 27, 2022	Nov. 26, 2023	Nov. 27, 2022
Total gains from derivative instruments not designated as hedging instruments	$ (10.0)	$ 5.3	$ 9.5	$ 14.8
Commodity Contract [Member] | Cost of Sales [Member]
Total gains from derivative instruments not designated as hedging instruments	(10.9)	3.7	11.6	10.0
Foreign Exchange Contract [Member] | Cost of Sales [Member]
Total gains from derivative instruments not designated as hedging instruments	$ 0.9	$ 1.6	$ (2.1)	$ 4.8