PRE-TAX INCOME AND INCOME TAXES - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	May 30, 2021	May 31, 2020	May 26, 2019
Tax Credit Carryforward [Line Items]
Income taxes paid, net of refunds	$ 286.3	$ 178.0	$ 133.8
Liabilities for gross unrecognized tax benefits	33.0	35.8
Related liability for gross interest and penalties	8.8	7.4
Tax positions for which deductibility is high but timing is uncertain	0.8
Interest and penalties recognized	1.4	(4.3)	1.2
Net amount of unrecognized tax benefits that, if recognized, would favorably impact effective tax rate	28.2	30.3
Estimated decrease in gross unrecognized tax benefits	13.2
Foreign net operating loss carryforwards	13.3
Foreign net operating loss carryforwards (expiring between fiscal 2022 and 2042)	9.8
Foreign net operating loss carryforwards with no expiration dates	3.5
Federal net operating loss carryforwards	106.8
Tax effected state net operating loss carryforwards	30.7
Foreign tax credits (expiring between fiscal 2025 and 2031)	14.3
State tax credits	5.2
Net decrease in valuation allowance	653.9	$ 9.8	$ 1.5
Capital loss carryforwards
Tax Credit Carryforward [Line Items]
Tax effected state net operating loss carryforwards	3.8
Capital loss carryforwards | United States
Tax Credit Carryforward [Line Items]
Capital loss carryforwards related to the private brands divestiture	1,900.0
Capital loss carryforwards | State
Tax Credit Carryforward [Line Items]
Capital loss carryforwards related to the private brands divestiture	$ 91.9
Minimum
Tax Credit Carryforward [Line Items]
Statutes of limitations, term	3 years
Maximum
Tax Credit Carryforward [Line Items]
Statutes of limitations, term	5 years