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NEW ACCOUNTING PRONOUNCEMENT NEW ACCOUNTING PRONOUNCEMENT (DETAILS) (USD $)
In Millions, except Per Share data, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
New Accounting Pronouncements or Change in Accounting Principle [Line Items]        
Special Revenue $ 192 $ 0 $ 192 $ 0
Accounting Standards Update 2009-13 [Member]
       
New Accounting Pronouncements or Change in Accounting Principle [Line Items]        
Special Revenue $ 192   $ 192  
Special Revenue Item, Per Basic Share $ 1.72   $ 1.71  
Special Revenue Item, Per Diluted Share $ 1.70   $ 1.69