PRE-TAX INCOME AND INCOME TAXES - Narrative (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	May 27, 2018	May 27, 2018	May 28, 2017	May 29, 2016
Tax Credit Carryforward [Line Items]
Provisional net benefit		$ 241.6
Provisional benefit resulting from change of valuation allowance on capital loss carryforward		3.2
Tax Cuts and Jobs Act, Measurement Period Adjustment, Income Tax Expense (Benefit)	$ (0.5)
Provisional tax related to application of one-time transition tax	4.6	$ 19.8
Blended statutory rate (percent)		29.30%
Income taxes paid, net of refunds		$ 164.1	$ 213.0	$ 291.3
Liabilities for gross unrecognized tax benefits	32.5	32.5	39.3
Related liability for gross interest and penalties	7.7	7.7	6.0
Interest and penalties recognized		1.6	0.3	0.2
Net amount of unrecognized tax benefits that, if recognized, would favorably impact effective tax rate	27.8	27.8	31.6
Estimated decrease in gross unrecognized tax benefits	15.3	15.3
Foreign net operating loss carryforwards	27.5	27.5
Foreign net operating loss carryforwards (expiring between fiscal 2018 and 2038)	10.7	10.7
Foreign net operating loss carryforwards with no expiration dates		16.8
Federal net operating loss carryforwards (expiring in fiscal 2027)	19.4	19.4
Tax effected state net operating loss carryforwards	35.7	35.7
Foreign tax credits (expiring between fiscal 2025 and 2027)	1.0	1.0
State tax credits		10.1
Net (decrease) increase in valuation allowance		(273.8)	(420.1)	1,400.0
Income tax expense		$ 174.6	$ 254.7	$ 46.4
Minimum
Tax Credit Carryforward [Line Items]
Statutes of limitations, term		3 years
Maximum
Tax Credit Carryforward [Line Items]
Statutes of limitations, term		5 years
United States | Capital loss carryforwards
Tax Credit Carryforward [Line Items]
Capital loss carryforwards related to the private brands divestiture	2,800.0	$ 2,800.0
State | Capital loss carryforwards
Tax Credit Carryforward [Line Items]
Capital loss carryforwards related to the private brands divestiture	173.7	173.7
Discontinued operations
Tax Credit Carryforward [Line Items]
Estimated decrease in gross unrecognized tax benefits	$ 6.7	6.7
No Longer Required For Indefinite Reinvestment
Tax Credit Carryforward [Line Items]
Income tax expense		$ 5.9