Leases - Narrative (Details) $ in Millions	Nov. 01, 2021 USD ($)	Jul. 01, 2021 USD ($) extension_period	Jun. 01, 2021 USD ($)	Feb. 01, 2021 USD ($)	Apr. 28, 2016 USD ($) facility extension_period	Nov. 01, 2013 facility extension_period	Sep. 30, 2021 USD ($)	Dec. 31, 2020 USD ($)
Schedule of Leased Assets [Line Items]
Long-term portion of financing obligations							$ 4,067.8	$ 4,096.4
Penn Master Lease
Schedule of Leased Assets [Line Items]
Lease renewal term						5 years
Number of facilities with leased real estate | facility						19
Lease term						15 years
Number of options to extend lease | extension_period						4
Lease - expected term with renewal options						35 years
Adjusted annual escalator percentage						2.00%
Adjusted revenue to rent ratio						1.8
Period over which fixed component is adjusted						5 years
Adjustment to fixed component as percentage of the average change to net revenues during the preceding five years						4.00%
Percentage rent baseline period						5 years
Adjustment to fixed component as percentage of the average change to net revenues during preceding month						20.00%
Penn Master Lease | Subsequent Event
Schedule of Leased Assets [Line Items]
Fixed component of rent, increase amount	$ 5.6
Pinnacle Master Lease
Schedule of Leased Assets [Line Items]
Lease renewal term					5 years
Number of facilities with leased real estate | facility					12
Number of options to extend lease | extension_period					5
Lease - expected term with renewal options					32 years 6 months
Percentage rent baseline period					2 years
Remaining lease term					7 years 6 months
Initial lease term					10 years
Annual escalator percentage - up to					2.00%
Adjusted revenue to rent ratio, as defined					1.8
Percentage rent escalation interval					2 years
Percentage of average net revenues during preceding two years					4.00%
Increase in fixed component of rent resulting from annual escalator					$ 4.5
Operating lease, annual escalator, additional ROU asset recognized					$ 17.2
Perryville Lease
Schedule of Leased Assets [Line Items]
Lease renewal term		5 years
Number of options to extend lease | extension_period		3
Adjusted annual escalator percentage		1.50%
Initial lease term		20 years
Annual rent		$ 7.8
Percentage rent escalation interval		3 years
Long-term portion of financing obligations		$ 102.9
Perryville Lease, Annual Escalator, Scenario One
Schedule of Leased Assets [Line Items]
Lessee annual escalator consisting		1.25%
Consumer price index greater than		0.50%
Perryville Lease, Annual Escalator, Scenario Two
Schedule of Leased Assets [Line Items]
Lessee annual escalator consisting		0.00%
Consumer price index greater than		0.50%
Margaritaville Lease
Schedule of Leased Assets [Line Items]
Increase in fixed component of rent resulting from annual escalator				$ 0.1
Operating lease, annual escalator, additional ROU asset recognized				$ 5.5
Greektown Lease
Schedule of Leased Assets [Line Items]
Increase in fixed component of rent resulting from annual escalator			$ 4.2
Operating lease, annual escalator, additional ROU asset recognized			$ 4.1