Note 14 - Stockholders' Equity - Reclassification from Other Comprehensive Income (Loss) to Income (Details) - USD ($) $ in Millions		3 Months Ended				6 Months Ended
		Nov. 26, 2023	Aug. 27, 2023	Nov. 27, 2022	Aug. 28, 2022	Nov. 26, 2023	Nov. 27, 2022
Interest expense, net, cash flow hedges		$ (113.3)		$ (100.3)		$ (219.3)	$ (197.4)
Selling, general and administrative expenses		398.1		372.7		732.2	1,114.3
Total before tax		334.8		455.4		717.5	343.1
Income Tax Expense (Benefit)		102.9		122.5		201.2	136.9
Net of tax		286.2	$ 319.7	381.9	$ (77.5)	605.9	304.4
Pension and postretirement non-service expense (income)		0.4		(6.1)		0.7	(12.2)
Total before tax		334.8		455.4		717.5	343.1
Income tax expense		102.9		122.5		201.2	136.9
Net of tax		286.2	$ 319.7	381.9	$ (77.5)	605.9	304.4
Reclassification out of Accumulated Other Comprehensive Income [Member] | Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member]
Interest expense, net, cash flow hedges	[1]	(0.9)		(0.8)		(1.8)	(1.6)
Selling, general and administrative expenses	[1]	(1.2)		(0.2)		(2.3)	0.0
Total before tax	[1]	(2.1)		(1.0)		(4.1)	(1.6)
Income Tax Expense (Benefit)	[1]	0.5		0.3		1.0	0.5
Net of tax	[1]	(1.6)		(0.7)		(3.1)	(1.1)
Total before tax	[1]	(2.1)		(1.0)		(4.1)	(1.6)
Income tax expense	[1]	0.5		0.3		1.0	0.5
Net of tax	[1]	(1.6)		(0.7)		(3.1)	(1.1)
Reclassification out of Accumulated Other Comprehensive Income [Member] | Accumulated Defined Benefit Plans Adjustment, Net Prior Service Attributable to Parent [Member]
Pension and postretirement non-service expense (income)	[1]	0.0		(0.1)		0.0	(0.1)
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]	(1.2)		(1.1)		(2.4)	(2.2)
Reclassification out of Accumulated Other Comprehensive Income [Member] | Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Total before tax	[1]	(1.2)		(1.2)		(2.4)	(2.3)
Income Tax Expense (Benefit)	[1]	0.3		0.3		0.6	0.7
Net of tax	[1]	(0.9)		(0.9)		(1.8)	(1.6)
Total before tax	[1]	(1.2)		(1.2)		(2.4)	(2.3)
Income tax expense	[1]	0.3		0.3		0.6	0.7
Net of tax	[1]	$ (0.9)		$ (0.9)		$ (1.8)	$ (1.6)

[1] Amounts in parentheses indicate income recognized in the Condensed Consolidated Statements of Earnings.