Income Taxes - Schedule of Income Tax Expense (Benefit) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Current tax expense
Federal	$ 0.6	$ 0.0
State	4.5	4.5
Foreign	0.7	5.3
Net current tax expense	5.8	9.8
Deferred tax expense (benefit)
Federal	0.2	0.3
State	0.0	0.2
Foreign	0.3	(5.8)
Net deferred tax expense (benefit)	0.5	(5.3)
Income tax expense	$ 6.3	$ 4.5