Income Taxes - Income Tax Benefit (Expense) from Continuing Operations (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Tax Disclosure [Abstract]
Current Income Tax Expense (Benefit)	$ 11.9	$ (4.0)	$ 6.2
Deferred Income Tax Expense (Benefit)	64.1	(70.8)	(90.6)
Income Tax Expense (Benefit)	$ 76.0	$ (74.8)	$ (84.4)