PROPERTY, PLANT, EQUIPMENT AND MINING DEVELOPMENT COSTS, NET (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2007
Property, Plant and Equipment [Line Items]
VBPP recorded in connection with the Phelps Dodge acquisition				$ 2,200,000,000
VBPP transferred to proven and probable reserves	22,000,000	0	762,000,000
Cumulative impairments of VBPP	482,000,000
Mining Operations [Member]
Property, Plant and Equipment [Line Items]
Capitalized interest total	$ 105,000,000	$ 81,000,000	$ 109,000,000