Leases - Triple Net Leases (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Schedule of Leased Assets [Line Items]
Lease payments	$ 216.6	$ 214.9	$ 440.4	$ 422.8
Penn Master Lease
Schedule of Leased Assets [Line Items]
Lease payments	108.3	114.5	223.1	228.9
Rent credit utilized during the period	72.1
Pinnacle Master Lease
Schedule of Leased Assets [Line Items]
Lease payments	81.8	82.0	164.3	163.3
Rent credit utilized during the period	54.2
Meadows Lease
Schedule of Leased Assets [Line Items]
Lease payments	6.7	6.6	13.5	13.1
Rent credit utilized during the period	4.5
Margaritaville Lease
Schedule of Leased Assets [Line Items]
Lease payments	5.9	5.8	11.7	11.5
Greektown Lease
Schedule of Leased Assets [Line Items]
Lease payments	$ 13.9	$ 6.0	$ 27.8	$ 6.0