Note 13 - Pre-tax Income and Income Taxes - Reconciliation of Income Taxes to the Provision for Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	May 29, 2022	May 30, 2021	May 31, 2020
Computed U.S. Federal income taxes	$ 247.5	$ 313.9	$ 219.0
State income taxes, net of U.S. Federal tax impact	37.2	37.4	29.6
Goodwill and intangible impairments	6.1	13.6	11.2
Remeasurement of deferred taxes due to legal entity reorganization	0.0	35.8	(40.9)
Effective Income Tax Rate Reconciliation, Tax Election for Prior Year Federal Tax Return	25.0	0.0	0.0
Change of valuation allowance on capital loss carryforward	0.0	(188.5)	0.0
Other	(25.3)	(18.4)	(17.6)
Income Tax Expense (Benefit), Total	$ 290.5	$ 193.8	$ 201.3