Significant Accounting Policies - Concentration of Credit Risk and Receivables (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
Provision for credit losses	$ (4.2)	$ (8.5)
Accounts receivable, net	319.0	247.0
Markers and returned checks
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross	14.3	13.1
Payment processors, credit card, and other advances to customers
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross	117.2	80.2
Receivables from ATM and cash kiosk transactions
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross	39.3	26.1
Hotel and banquet
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross	4.9	4.7
Racing settlements
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross	10.2	8.0
Online gaming and licensing receivables from third party operators, including taxes
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross	77.4	62.7
Media receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross	16.0	15.0
Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross	$ 43.9	$ 45.7