Financing Activity - Interest Expense and Deferred Financing Amortization (Parenthetical) (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Second lien Term Loans
Debt Instrument [Line Items]
Interest expense	$ 23.8	$ 16.0	$ 66.5	$ 42.0

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details