Annual report pursuant to Section 13 and 15(d)

Estimated Future Benefits Payable for Retirement and Postretirement Plans (Detail)

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Estimated Future Benefits Payable for Retirement and Postretirement Plans (Detail) (USD $)
In Millions, unless otherwise specified
Dec. 31, 2012
U.S. Defined Benefit Plan
 
Defined Benefit Plan Disclosure [Line Items]  
2013 $ 40.3
2014 40.7
2015 40.6
2016 40.7
2017 40.4
Next five fiscal years to December 31, 2022 199.7
Non-U.S. Defined Benefit Plan
 
Defined Benefit Plan Disclosure [Line Items]  
2013 2.7
2014 2.7
2015 2.7
2016 2.8
2017 3.0
Next five fiscal years to December 31, 2022 16.3
Other Benefits
 
Defined Benefit Plan Disclosure [Line Items]  
2013 2.2
2014 2.2
2015 2.2
2016 2.0
2017 2.0
Next five fiscal years to December 31, 2022 $ 9.1