PLANT, PROPERTY AND EQUIPMENT, NET - Components of Plant, Property and Equipment, Net (Detail) - USD ($) $ in Millions	Sep. 30, 2015	Dec. 31, 2014
Property, Plant and Equipment [Abstract]
Land and improvements	$ 22.0	$ 24.0
Machinery and equipment	871.9	870.3
Buildings and improvements	222.5	228.8
Furniture, fixtures and office equipment	64.3	65.8
Construction work in progress	34.3	44.5
Other	6.2	7.8
Plant, property and equipment, gross	1,221.2	1,241.2
Less: Accumulated depreciation	(806.8)	(797.3)
Plant, property and equipment, net	$ 414.4	$ 443.9