Restructuring Expenses (Details) $ in Millions	3 Months Ended
	Mar. 31, 2021 USD ($)
Restructuring Reserve [Roll Forward]
Restructuring reserve, beginning of period	$ 16.8
Quarterly Provision	1.3
Quarterly Cash Activities	(6.2)
Foreign currency translation	(0.3)
Restructuring reserve, end of period	11.6
Employee Severance
Restructuring Reserve [Roll Forward]
Restructuring reserve, beginning of period	11.1
Quarterly Provision	1.3
Quarterly Cash Activities	(2.3)
Foreign currency translation	(0.1)
Restructuring reserve, end of period	10.0
Facility Closure Costs
Restructuring Reserve [Roll Forward]
Restructuring reserve, beginning of period	3.9
Quarterly Provision	0.0
Quarterly Cash Activities	(3.9)
Foreign currency translation	0.0
Restructuring reserve, end of period	0.0
Other Related Closure Costs
Restructuring Reserve [Roll Forward]
Restructuring reserve, beginning of period	1.8
Quarterly Provision	0.0
Quarterly Cash Activities	0.0
Foreign currency translation	(0.2)
Restructuring reserve, end of period	$ 1.6