Income Taxes - Provision for Income Taxes (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Currently payable
Federal	$ 17.4	[1]	$ 6.5	[1]	$ 51.2	[1]
State	0		0		7.0
International	111.2	[2]	61.0	[2]	23.9	[2]
Total current taxes	128.6		67.5		82.1
Deferred
Federal	18.9	[1]	1.3	[1]	(26.2)	[1]
International	36.3	[2]	(148.2)	[2]	(9.5)	[2]
Total deferred taxes	55.2		(146.9)		(35.7)
Total provision (benefit) for income taxes	$ 183.8		$ (79.4)		$ 46.4

[1] As a result of the Merger, “Federal” represents Swiss taxes for 2013 and 2012 and U.S. taxes for 2011.

[2] As a result of the Merger, "International" represents non-Swiss taxes for 2013 and 2012 and non-U.S. taxes for 2011