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SUPPLEMENTAL FINANCIAL STATEMENT INFORMATION (Schedule of Interest Income and Interest Expense) (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Interest Income and Interest Expense [Line Items]        
Interest expense [1] $ 158 $ 172 $ 481 $ 512
Interest income [1] 17 14 59 47
Capitalized interest costs $ 5 $ 5 $ 19 $ 17
[1] Interest expense and interest income exclude approximately $7 million and $25 million for the three months and nine months ended September 30, 2015 and $10 million and $29 million for the three months and nine months ended September 30, 2014, respectively related to investments in and borrowings from variable interest entities for which the Company has a legal right of offset (see Note 13).