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OTHER OPERATING COSTS (INCOME), NET - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Mar. 31, 2014
Sep. 30, 2015
Sep. 30, 2014
Gain on disposition of nonstrategic assets $ 1 $ 1   $ 7 $ 25
Landfill in Washington State          
Gain on disposition of nonstrategic assets     $ 22