Leases - Triple Net Leases (Details) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019
Schedule of Leased Assets [Line Items]
Lease payments	$ 891.1	$ 869.8
Penn Master Lease
Schedule of Leased Assets [Line Items]
Lease payments	457.9	457.9
Rent credit Utilized			$ 190.7
Pinnacle Master Lease
Schedule of Leased Assets [Line Items]
Lease payments	326.9	328.6
Rent credit Utilized			135.5
Meadows Lease
Schedule of Leased Assets [Line Items]
Lease payments	26.4	26.4
Rent credit Utilized			11.0
Margaritaville Lease
Schedule of Leased Assets [Line Items]
Lease payments	23.5	23.1
Rent credit Utilized			0.3
Greektown Lease
Schedule of Leased Assets [Line Items]
Lease payments	$ 55.6	$ 33.8
Morgantown Lease
Schedule of Leased Assets [Line Items]
Lease payments			$ 0.8	$ 0.0