Annual report pursuant to Section 13 and 15(d)

PENSION AND OTHER POSTRETIREMENT BENEFITS (Details 7)

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PENSION AND OTHER POSTRETIREMENT BENEFITS (Details 7) (USD $)
In Millions, unless otherwise specified
Dec. 31, 2011
Expected benefit payments, net of Medicare Part D subsidy-postretirement  
2012 $ 51
2013 47
2014 46
2015 44
2016 42
2017-2021 171
Medicare Part D subsidy  
2012 $ 3