Accrued Reorganization Costs Activity (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2013
Restructuring Cost and Reserve [Line Items]
Accrual Balance, at Beginning of Period		$ 25.7
Reorganization Costs, net	1.4	1.4
Payments		(5.5)
Foreign Currency and Other
Accrual Balance, at End of Period	21.6	21.6
Severance and Other Employee-Related
Restructuring Cost and Reserve [Line Items]
Accrual Balance, at Beginning of Period		12.9
Reorganization Costs, net		1.2
Payments		(3.8)
Foreign Currency and Other
Accrual Balance, at End of Period	10.3	10.3
Other Costs
Restructuring Cost and Reserve [Line Items]
Accrual Balance, at Beginning of Period		12.8
Reorganization Costs, net		0.2
Payments		(1.7)
Foreign Currency and Other
Accrual Balance, at End of Period	$ 11.3	$ 11.3