Quarterly report pursuant to Section 13 or 15(d)

STOCK-BASED COMPENSATION - Additional Information (Detail)

 v2.3.0.11
STOCK-BASED COMPENSATION - Additional Information (Detail) (USD $)
In Millions, except Per Share data, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2011
Year
CreditFacility
Person
Mar. 31, 2011
Jun. 30, 2010
Jun. 30, 2011
Contract
Year
CreditFacility
Person
Jun. 30, 2010
Mar. 01, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percentage of target restricted performance units award that will be divided into three substantially equal tranches in the three-year award cycle from 2011 to 2013   90.00%        
Remaining target award based upon our achievement of adjusted earnings per share for the year ending 2013 compared to a target established at the beginning of the award cycle   10.00%        
Closing New York Stock Exchange price           $ 72.35
Vesting (exercisable) period of awards 5Y          
Percentage of the award vesting at each anniversary date of the grant 20.00%          
Options expiration after the date of grant (in years) 10     10    
Stock options granted 0.2   0.2      
Restricted performance unit ("RPU") granted 1.6   1.8      
Grant price of stock options and RPU $ 74.25   $ 67.18      
Fair value of Stock options granted $ 15.92   $ 14.83      
Compensation expense for share-based awards recognized in net income, pre-tax $ 152   $ 136 $ 272 $ 238  
Minimum
           
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percentage of achievement used to determine RPUs earned of the target RPUs for each tranche   100.00%        
Maximum
           
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percentage of achievement used to determine RPUs earned of the target RPUs for each tranche   100.00%