Property and Equipment - Property and Equipment, Net (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023	Jan. 01, 2023
Property, Plant and Equipment [Line Items]
Property and equipment, net	$ 3,705.0	$ 3,514.0
PENN Master Lease
Property, Plant and Equipment [Line Items]
Property and equipment, net			$ 1,100.0
Property and equipment - Not Subject to Master Leases
Property, Plant and Equipment [Line Items]
Property and equipment, gross	3,377.6	3,000.7
Less: Accumulated depreciation	(1,900.3)	(1,813.7)
Property and equipment, net	1,477.3	1,187.0
Land and improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	125.5	137.2
Building, vessels, and improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	323.4	323.2
Furniture, fixtures, and equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	1,852.9	1,846.3
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	584.4	521.2
Construction in progress
Property, Plant and Equipment [Line Items]
Property and equipment, gross	491.4	172.8
Property and equipment - Subject to Master Leases
Property, Plant and Equipment [Line Items]
Property and equipment, gross	3,018.4	3,018.4
Less: Accumulated depreciation	(790.7)	(691.4)
Property and equipment, net	2,227.7	2,327.0
Land and improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	1,427.1	1,427.1
Building, vessels, and improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 1,591.3	$ 1,591.3