Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023	Sep. 30, 2023
Supplier Finance Program [Line Items]
Accrued salaries and wages	$ 141.3	$ 156.6
Accrued gaming, pari-mutuel, property, and other taxes	120.2	135.0
Accrued interest	20.3	21.1
Other accrued expenses	317.4	327.0
Other current liabilities	308.1	382.2
Accrued expenses and other current liabilities	907.3	1,021.9
Accrued progressive jackpot liability	69.3	60.8
Deferred compensation liability, current	107.2	87.7
Advance deposits	90.0	127.0
Unpaid wagers	56.5	59.6
Barstool Acquisition
Supplier Finance Program [Line Items]
Liabilities associated with this indemnity	$ 39.5	70.0	$ 70.0
Barstool Acquisition \| Accrued Liabilities, Current
Supplier Finance Program [Line Items]
Liabilities associated with this indemnity		$ 30.5

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Advance Deposit, Current

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Disposal Group, Including Discontinued Operation, Liabilities Associated With Indemnity

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Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements payable within one year (or the operating cycle, if longer). Represents currently earned compensation under compensation arrangements that is not actually paid until a later date.

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Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations incurred and payable for statutory income, sales, use, payroll, excise, real, property and other taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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