Interest and Other Expenses (Income), Net - Schedule of Interest and Other Expenses (Income), Net (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Other Nonoperating Income Expense [Abstract]
Interest expense	$ 43.3	$ 44.4	$ 47.0
Interest income	(13.1)	(6.0)	(6.0)
Foreign exchange loss	4.9	6.7	1.4
Miscellaneous expenses (income), net	4.8	(85.7)	(0.4)
Interest and other expenses (income), net	$ 39.9	$ (40.6)	$ 42.0