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Property, Plant, and Equipment, net - Summary of Property, Plant, and Equipment, net (Details) - USD ($)
$ in Millions
Mar. 31, 2021
Dec. 31, 2020
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross $ 188.9 $ 186.3
Less: Accumulated depreciation 78.2 73.5
Property, plant and equipment, net 110.7 112.8
Equipment, furniture and fixtures, and software    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 114.6 113.7
Building and leasehold improvements    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 41.2 41.0
Land    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 24.1 24.1
Plant and transportation equipment    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 4.6 4.4
Construction in progress    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross $ 4.4 $ 3.1