Restructuring Reserve Activity (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Restructuring and Related Activities [Abstract]
Beginning balance as of January 1	$ 62.9	$ 42.6
Payouts	8.9	15.5
Restructuring Reserve, Translation and Other Adjustment	(3.1)	0.0
Balance at March 31	50.9	37.1
Severance Costs	$ 0.0	$ 10.0