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Debt - Narrative (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Debt - Narrative (Details) - USD ($) $ in Millions	Sep. 30, 2024	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Debt Instrument [Line Items]
Cash collateral for borrowed securities	$ 5.5	$ 5.5
Gain on extinguishments of debt	0.3	0.6	$ 0.0
Secured Debt \| Term Loan \| Line of Credit
Debt Instrument [Line Items]
Debt issuance costs, net	35.0	35.0
Revolving Credit Facility \| Revolver Loan Due 2025 \| Line of Credit
Debt Instrument [Line Items]
Debt issuance costs, current, net	$ 4.2	$ 4.2		$ 5.3