Income Taxes - Components of Income Tax Expense (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Tax Disclosure [Abstract]
Current	$ 19.9	$ 6.5	$ (0.7)
Deferred	5.9	1.8	(2.6)
Total income tax expense (benefit)	$ 25.8	$ 8.3	$ (3.3)	[1]

[1] Recast for the adoption of ASU 2018-12.