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Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2024	Dec. 31, 2023
Interest And Penalties [Abstract]
Change in unrecognized tax benefit		$ 1.8
Unrecognized tax benefits	$ 24.0	24.0
Unrecognized tax benefits that would impact effective tax rate	20.4	20.4
Unrecognized tax benefits, income tax penalties and interest accrued	7.7	7.7	$ 6.4
Income Tax (Expense) Benefit, Continuing Operations [Abstract]
Effective income tax rate reconciliation, other expense (benefit) reconciling items, amount	0.3
Domestic Tax Jurisdiction
Income Tax (Expense) Benefit, Continuing Operations [Abstract]
Effective income tax rate reconciliation, other expense (benefit) reconciling items, amount	$ 4.4	$ 114.9

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Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying statutory federal (national) tax rate to pretax income (loss) from continuing operation attributable to other reconciling item. Excludes state and local income tax expense (benefit), federal tax expense (benefit), statutory income tax expense (benefit) outside of country of domicile, tax credit, nondeductible expense, deduction, income tax settlement, income tax contingency, and cross-border tax law.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 12
-Subparagraph (b)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-12

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Amount of unrecognized tax benefits.

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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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Amount of increase (decrease) in unrecognized tax benefits attributable to uncertain tax positions taken in tax returns.

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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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