Note 13 - Stockholders' Equity - Reclassification from Other Comprehensive Income (Loss) to Income (Details) - USD ($) $ in Millions	3 Months Ended
	Aug. 27, 2023	Aug. 28, 2022
Interest expense, net, cash flow hedges	$ (106.0)	$ (97.1)
Selling, general and administrative expenses	334.1	741.6
Total before tax	382.7	(112.3)
Income Tax Expense (Benefit)	98.3	14.4
Net of tax	319.7	(77.5)
Pension and postretirement non-service expense (income)	0.3	(6.1)
Total before tax	382.7	(112.3)
Income tax expense	98.3	14.4
Net of tax	319.7	(77.5)
Reclassification out of Accumulated Other Comprehensive Income [Member] | Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member]
Interest expense, net, cash flow hedges	(0.9)	(0.8)
Selling, general and administrative expenses	(1.1)	0.2
Total before tax	(2.0)	(0.6)
Income Tax Expense (Benefit)	0.5	0.2
Net of tax	(1.5)	(0.4)
Total before tax	(2.0)	(0.6)
Income tax expense	0.5	0.2
Net of tax	(1.5)	(0.4)
Reclassification out of Accumulated Other Comprehensive Income [Member] | Accumulated Defined Benefit Plans Adjustment, Net Gain (Loss) Attributable to Parent [Member]
Pension and postretirement non-service expense (income)	(1.2)	(1.1)
Reclassification out of Accumulated Other Comprehensive Income [Member] | Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Total before tax	(1.2)	(1.1)
Income Tax Expense (Benefit)	0.3	0.4
Net of tax	(0.9)	(0.7)
Total before tax	(1.2)	(1.1)
Income tax expense	0.3	0.4
Net of tax	$ (0.9)	$ (0.7)