Significant Accounting Policies - Summary of Expenses in Special Items (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Disclosure Significant Accounting Policies Summary Of Expenses In Special Items [Abstract]
Impairment/loss on disposal of assets	$ 10.9	$ 14.6	$ 8.4
Consulting and professional fees	99.1	90.1	26.0
Employee severance and retention, including share-based compensation acceleration	14.2	8.2	23.1
Dedicated project personnel	34.0	15.1	3.2
Certain R&D agreements	0.8
Relocated facilities	3.6	1.8
Distributor acquisitions	0.4	0.8	2.0
Certain litigation matters	26.9	13.7	0.1
Contract terminations	3.9	6.6	6.3
Contingent consideration adjustments	9.0	(2.8)
Accelerated software amortization	6.0	4.5
Other	7.9	2.8	6.1
Special items	$ 216.7	$ 155.4	$ 75.2