Other Balance Sheet Items - Schedule of Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Receivables [Abstract]
Account wagering deposits liability	$ 58.7	$ 57.8
Accrued salaries and related benefits	45.1	39.6
Purses payable	35.2	46.1
Accrued interest	49.4	47.8
Accrued fixed assets	88.6	39.5
Accrued gaming liabilities	29.5	26.3
Deferred payment on gaming rights	50.6	50.6
Other	69.7	55.4
Total	$ 426.8	$ 363.1