Annual report pursuant to Section 13 and 15(d)

Nature of Operations - Property, Plant and Equipment (Details)

v3.20.1
Nature of Operations - Property, Plant and Equipment (Details) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Revenues from External Customers and Long-Lived Assets [Line Items]    
Net property, plant and equipment $ 277.2 $ 296.1
United States    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Net property, plant and equipment 192.3 205.9
China    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Net property, plant and equipment 72.7 78.0
Other    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Net property, plant and equipment $ 12.2 $ 12.2