Debt, Interest Income, Expense, and Other Finance Costs - Interest Income, Expense and Other Financing Costs (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Debt, Interest Income, Expense and Other Finance Costs [Abstract]
Interest income	$ 13.8	$ 7.8	$ 6.8
Interest expense and other financing costs	(116.0)	(135.5)	(117.4)
Interest expense and other financing costs, net	$ (102.2)	$ (127.7)	$ (110.6)