Annual report pursuant to Section 13 and 15(d)

PENSION AND OTHER POSTRETIREMENT BENEFITS (Details 6)

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PENSION AND OTHER POSTRETIREMENT BENEFITS (Details 6) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
PENSION AND OTHER POSTRETIREMENT BENEFITS      
Estimated future contributions $ 170    
Expected benefit payments      
2013 215    
2014 216    
2015 222    
2016 228    
2017 232    
2018-2022 1,218    
Defined contribution pension plans $ 74 $ 72 $ 44