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Debt - Schedule of Convertible Securities (Details) - Junior Convertible Trust Preferred Securities - Junior convertible securities - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Contractual interest expense	$ 17.6	$ 17.6	$ 18.3
Amortization of debt issuance costs	0.2	0.2	0.2
Total	$ 17.8	$ 17.8	$ 18.5
Effective interest rate	5.21%	5.21%	5.21%

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