Other Financial Information - Other Expense, Net (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Other Financial Information [Abstract]
Interest income	$ 72.2	$ 50.6	$ 19.6
Interest expense	(81.3)	(80.0)	(58.6)
Gain (loss) on other investments, net	13.1	6.0	(11.6)
Other	1.5	(0.4)	1.6
Other income (expense), net	$ 5.5	$ (23.8)	$ (49.0)