Annual report pursuant to Section 13 and 15(d)

Basis of Presentation - Net Property, Plant and Equipment (Detail)

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Basis of Presentation - Net Property, Plant and Equipment (Detail) - USD ($)
$ in Millions
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Property, plant and equipment — at cost:      
Land and Building $ 51.0 $ 22.2  
Furniture and fixtures 25.9 25.0  
Equipment 719.8 652.4  
Building and leasehold improvements 185.7 177.0  
Property, plant and equipment - at cost 982.4 876.6  
Less: accumulated depreciation and amortization (604.4) (537.4)  
Net property, plant and equipment $ 378.0 $ 339.2 $ 366.7