Property and Equipment, net - Schedule of Property and Equipment, Net (Detail) (USD $) In Millions, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Property Plant And Equipment Net [Abstract]
Land and improvements	$ 114.7	$ 135.8
Buildings	661.9	729.6
Machinery and equipment	2,421.8	2,488.4
Other property and equipment	164.1	164.8
Construction-in-progress	120.5	107.1
Property and equipment, gross	3,483.0	3,625.7
Accumulated depreciation and amortization	(2,458.7)	(2,491.2)
Property and equipment, net	$ 1,024.3	$ 1,134.5