Leases - Triple Net Leases (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Schedule of Leased Assets [Line Items]
Lease payments	$ 223.8	$ 207.9
Penn Master Lease
Schedule of Leased Assets [Line Items]
Lease payments	114.8	114.4
Pinnacle Master Lease
Schedule of Leased Assets [Line Items]
Lease payments	82.5	81.3
Meadows Lease
Schedule of Leased Assets [Line Items]
Lease payments	6.7	6.5
Margaritaville Lease
Schedule of Leased Assets [Line Items]
Lease payments	5.9	5.7
Greektown Lease
Schedule of Leased Assets [Line Items]
Lease payments	$ 13.9	$ 0.0