LEASES (Supplemental Cash Flow Information) (Details) - USD ($) $ in Millions	12 Months Ended
	May 26, 2024	May 28, 2023	May 29, 2022	Jun. 14, 2023
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases	$ 397.2	$ 367.6	$ 374.6
Operating cash flows from finance leases	54.2	44.3	32.3
Financing cash flows from finance leases	22.0	19.8	12.9
Right-of-use assets obtained in exchange for new operating lease liabilities	341.2	131.5	26.0
Right-of-use assets obtained in exchange for new finance lease liabilities	97.3	75.1	187.8
Net change in right-of-use assets mainly due to lease modifications resulting in reclassification of leases from operating to finance	$ 49.8	$ 86.3	$ 171.9
Weighted-Average Remaining Lease Term (Years)
Operating leases	14 years 9 months 18 days	15 years 2 months 12 days
Finance leases	22 years 2 months 12 days	22 years 6 months
Weighted-Average Discount Rate
Operating leases	4.50%	4.30%
Finance leases	4.40%	4.20%
Ruth’s Chris
Cash paid for amounts included in the measurement of lease liabilities
Right-of-use assets obtained	$ 303.4			$ 291.6