Additional Financial Information - Schedule of Supplemental Cash Flow Information (Details) - USD ($) $ in Millions		3 Months Ended
	Jun. 14, 2023	Aug. 27, 2023	Aug. 28, 2022	May 28, 2023
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Interest, net of amounts capitalized		$ 34.3	$ 21.1
Income taxes, net of refunds		2.0	(176.7)
Increase in land, buildings and equipment through accrued purchases		64.0	75.9
Right-of-use assets obtained in exchange for new operating lease liabilities		298.0	49.6
Right-of-use assets obtained in exchange for new finance lease liabilities		45.3	41.5
Net change in right-of-use assets mainly due to lease modifications resulting in reclassification of leases from operating to finance		2.1	25.3
Restricted cash		$ 48.4	$ 58.4	$ 48.4
Ruth’s Chris
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Right-of-use assets obtained in exchange for new operating lease liabilities	$ 291.6