Property and Equipment, net - Schedule of Property and Equipment, Net (Detail) (USD $) In Millions, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Property Plant And Equipment Net [Abstract]
Land and improvements	$ 126.3	$ 135.8
Buildings	734.9	729.6
Machinery and equipment	2,500.6	2,488.4
Other property and equipment	170.1	164.8
Construction-in-progress	114.2	107.1
Property and equipment, gross	3,646.1	3,625.7
Accumulated depreciation and amortization	(2,546.4)	(2,491.2)
Property and equipment, net	$ 1,099.7	$ 1,134.5