Components of Property, Plant and Equipment (Detail) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Property Plant And Equipment [Line Items]
Land	$ 94.3	$ 98.7
Buildings	1,160.6	1,167.0
Machinery and equipment	6,024.0	6,022.7
Property, plant and equipment, gross	7,278.9	7,288.4
Accumulated depreciation	(5,848.8)	(5,671.8)
Total	$ 1,430.1	$ 1,616.6