Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019
Payables and Accruals [Abstract]
Accrued salaries and wages	$ 106.8	$ 142.1
Accrued gaming, pari-mutuel, property, and other taxes	62.9	103.3
Accrued interest	5.9	13.0
Other accrued expenses	213.1	225.8
Other current liabilities	121.8	147.1
Accrued expenses and other current liabilities	510.5	631.3
Accrued progressive jackpot liability	40.1	38.3
Deferred compensation liability, current	$ 61.3	$ 80.1