Interest and Other Expenses, Net - Schedule of Interest and Other Expenses, Net (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Other Nonoperating Income Expense [Abstract]
Interest expense	$ 9.7	$ 10.4	$ 19.9	$ 21.5
Interest income	(3.1)	(3.1)	(6.2)	(6.8)
Foreign exchange loss	0.6	0.5	3.1	3.6
Miscellaneous (income) expense, net	(4.4)	(2.0)	(8.6)	8.0
Interest and other expenses, net	$ 2.8	$ 5.8	$ 8.2	$ 26.3