Segment Information Plant, Property and Equipment by Region (Details) - USD ($) $ in Millions		Dec. 31, 2020	Dec. 31, 2019
Revenues from External Customers and Long-Lived Assets [Line Items]
Property, Plant and Equipment, Net		$ 525.1	$ 531.5
North America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Property, Plant and Equipment, Net	[1]	174.1	192.2
Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Property, Plant and Equipment, Net	[2]	263.8	250.0
Asia Pacific [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Property, Plant and Equipment, Net		83.7	84.6
Middle East [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Property, Plant and Equipment, Net		0.2	0.4
South America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Property, Plant and Equipment, Net		$ 3.3	$ 4.3

[1] Includes $141.8 and $158.7, in the United States as of December 31, 2020 and 2019, respectively.

[2] Includes $108.2 and $95.7, in Italy as of December 31, 2020 and 2019, respectively.