Annual report pursuant to Section 13 and 15(d)

OPERATING SEGMENTS (Details)

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OPERATING SEGMENTS (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Segment Reporting Information [Line Items]      
Concentrate operations 38.00% 38.00% 39.00%
Finished products operations 62.00% 62.00% 61.00%
Sales Revenue Net Percentage 100.00% 100.00% 100.00%
Sales Revenue, Goods, Net $ 46,854 $ 48,017 $ 46,542
Property, Plant and Equipment, Net 14,967 14,476 14,939
United States
     
Segment Reporting Information [Line Items]      
Sales Revenue, Goods, Net 19,820 19,732 18,699
Property, Plant and Equipment, Net 8,841 8,509 8,043
International
     
Segment Reporting Information [Line Items]      
Sales Revenue, Goods, Net 27,034 28,285 27,843
Property, Plant and Equipment, Net $ 6,126 $ 5,967 $ 6,896