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PLANT, PROPERTY AND EQUIPMENT, NET - Components of Plant, Property and Equipment, Net (Detail) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2017
Dec. 31, 2016
Property, Plant and Equipment [Abstract]    
Document Period End Date Jun. 30, 2017  
Land and improvements $ 28.3 $ 28.2
Machinery and equipment 951.6 898.6
Buildings and improvements 242.7 244.6
Furniture, fixtures and office equipment 70.6 68.0
Construction work in progress 81.6 68.5
Other 10.7 5.3
Plant, property and equipment, gross 1,385.5 1,313.2
Less: Accumulated depreciation (894.3) (848.7)
Plant, property and equipment, net $ 491.2 $ 464.5