Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Income Tax Disclosure [Abstract]
Effective tax rate (as a percent)	(88.70%)	171.90%	58.10%	45.60%
Income tax expense (benefit)	$ (1.8)	$ (11.2)	$ (48.9)	$ (40.5)
Pre-tax income (loss)	$ 2.1	$ (6.5)	$ (84.2)	$ (88.9)