Note 1 - Summary of Significant Accounting Policies - Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions	May 28, 2023	May 29, 2022	May 30, 2021
Accumulated other comprehensive income (loss)	$ (44.4)	$ (11.2)
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Accumulated other comprehensive income (loss)	(99.7)	(95.1)	$ (77.1)
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member]
Accumulated other comprehensive income (loss)	29.2	29.8	24.3
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Accumulated other comprehensive income (loss)	26.1	54.1	58.6
AOCI Attributable to Parent [Member]
Accumulated other comprehensive income (loss)	$ (44.4)	$ (11.2)	$ 5.8