Leases - Components of Lease Expense (Details) $ in Millions	12 Months Ended
	Dec. 31, 2019 USD ($)
Operating Lease Costs
Rent expense associated with triple net leases classified as operating leases	$ 366.4
Operating lease cost	17.5
Short-term lease cost	56.6
Variable lease cost	3.9
Total	444.4
Lessee, Finance Lease, Cost [Abstract]
Interest expense	15.4
Amortization expense	7.9
Total	23.3
Financing Obligation, Costs [Abstract]
Interest expense	394.1
General and Administrative
Operating Lease Costs
Rent expense associated with triple net leases classified as operating leases	366.4
Operating lease cost	16.6
Short-term lease cost	1.5
Variable lease cost	1.1
Total	385.6
Lessee, Finance Lease, Cost [Abstract]
Interest expense	0.0
Amortization expense	0.0
Total	0.0
Financing Obligation, Costs [Abstract]
Interest expense	0.0
Interest Expense, net
Operating Lease Costs
Rent expense associated with triple net leases classified as operating leases	0.0
Operating lease cost	0.0
Short-term lease cost	0.0
Variable lease cost	0.0
Total	0.0
Lessee, Finance Lease, Cost [Abstract]
Interest expense	15.4
Amortization expense	0.0
Total	15.4
Financing Obligation, Costs [Abstract]
Interest expense	394.1
Depreciation and Amortization
Operating Lease Costs
Rent expense associated with triple net leases classified as operating leases	0.0
Operating lease cost	0.0
Short-term lease cost	0.0
Variable lease cost	0.0
Total	0.0
Lessee, Finance Lease, Cost [Abstract]
Interest expense	0.0
Amortization expense	7.9
Total	7.9
Financing Obligation, Costs [Abstract]
Interest expense	0.0
Gaming | Cost of revenue
Operating Lease Costs
Rent expense associated with triple net leases classified as operating leases	0.0
Operating lease cost	0.4
Short-term lease cost	53.8
Variable lease cost	2.8
Total	57.0
Lessee, Finance Lease, Cost [Abstract]
Interest expense	0.0
Amortization expense	0.0
Total	0.0
Financing Obligation, Costs [Abstract]
Interest expense	0.0
Food, beverage, hotel and other | Cost of revenue
Operating Lease Costs
Rent expense associated with triple net leases classified as operating leases	0.0
Operating lease cost	0.5
Short-term lease cost	1.3
Variable lease cost	0.0
Total	1.8
Lessee, Finance Lease, Cost [Abstract]
Interest expense	0.0
Amortization expense	0.0
Total	0.0
Financing Obligation, Costs [Abstract]
Interest expense	$ 0.0