Profit Sharing, Retirement Savings Plans and Defined Benefit Pension Plans - Information for Plans with Accumulated Benefit Obligations in Excess of Plan Assets (Detail) (USD $) In Millions, unless otherwise specified	Dec. 31, 2012
U.S. pension plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Accumulated benefit obligation	$ 205.9
Fair value of plan assets	177.5
Non-U.S. pension plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Accumulated benefit obligation	575.2
Fair value of plan assets	$ 356.2