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Property, Plant, and Equipment, net (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Property, Plant, and Equipment      
Property, plant and equipment, gross $ 1,465.2 $ 1,371.7  
Accumulated depreciation (705.1) (640.6)  
Property, plant, and equipment, net 760.1 731.1  
Capitalized interest 2.2 2.4 $ 0.9
Land      
Property, Plant, and Equipment      
Property, plant and equipment, gross 69.1 74.1  
Buildings and leasehold improvements      
Property, Plant, and Equipment      
Property, plant and equipment, gross 441.9 374.5  
Machinery and equipment      
Property, Plant, and Equipment      
Property, plant and equipment, gross 875.3 801.0  
Projects in progress      
Property, Plant, and Equipment      
Property, plant and equipment, gross $ 78.9 $ 122.1