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Income Taxes - Additional Information (Detail) (USD $)
 12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Income Taxes [Line Items]      
Unrecognized Tax Benefits $ 565,000,000 [1] $ 572,600,000 [1] $ 492,000,000
Effective tax rate adjustment 420,000,000    
Additional proposed tax liabilities adjustment from the IRS primarily related to certain foreign tax credit and transfer pricing matters   400,000,000  
Reasonably possible amount of unrecognized tax benefits decrease within the next 12 months - minimum   130,000,000  
Reasonably possible amount of unrecognized tax benefits decrease within the next 12 months - maximum   140,000,000  
Years under examination   2007 and 2008  
Information regarding Income tax examination by tax authorities   The Company is generally no longer subject to U.S. federal, state and local, or non-U.S. income tax examinations by tax authorities for years prior to 2005.  
Accrued interest and penalties related to income tax matters 39,600,000 44,400,000  
Provision for income taxes, interest and penalties expense related to tax matters 4,800,000 29,000,000 1,500,000
Minimum
      
Income Taxes [Line Items]      
Effective tax rate adjustment   30,000,000  
Maximum
      
Income Taxes [Line Items]      
Effective tax rate adjustment   40,000,000  
Investments in Foreign Subsidiaries and Foreign Corporate Joint Ventures that are Essentially Permanent in Duration
      
Income Taxes [Line Items]      
Description of the temporary difference for which deferred U.S. income taxes have not been recorded Deferred U.S. income taxes have not been recorded for temporary differences related to investments in certain foreign subsidiaries and corporate joint ventures.    
Temporary difference for which deferred U.S. income taxes have not been recorded $ 12,600,000,000    
Assertion of the determination of deferred income tax liability on the unremitted earnings is not practicable Determination of the deferred income tax liability on these unremitted earnings is not practicable because such liability, if any, is dependent on circumstances existing if and when remittance occurs.    
[1] Of this amount, $564.3 and $535.9 are included in long-term liabilities on the Consolidated balance sheet for 2011 and 2010, respectively. The remainder is included in deferred income taxes and income taxes payable on the Consolidated balance sheet.