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PROPERTY, PLANT, EQUIPMENT AND MINING DEVELOPMENT COSTS, NET (Schedule of PPE) (Details) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Property, Plant and Equipment [Line Items]
Property, plant, equipment and mining development costs	$ 35,743	$ 33,178
Accumulated depreciation, depletion and amortization	(11,497)	(10,251)
Property, plant, equipment and mining development costs, net	24,246	22,927
Proven and probable reserves [Member]
Property, Plant and Equipment [Line Items]
Property, plant, equipment and mining development costs	3,880	3,879
Value beyond proven and probable reserves (VBPP) [Member]
Property, Plant and Equipment [Line Items]
Property, plant, equipment and mining development costs	649	644
Mining development and other [Member]
Property, Plant and Equipment [Line Items]
Property, plant, equipment and mining development costs	4,881	4,414
Buildings and infrastructure [Member]
Property, Plant and Equipment [Line Items]
Property, plant, equipment and mining development costs	7,022	4,709
Machinery and equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant, equipment and mining development costs	11,742	9,253
Mobile equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant, equipment and mining development costs	3,845	3,626
Construction in progress [Member]
Property, Plant and Equipment [Line Items]
Property, plant, equipment and mining development costs	$ 3,724	$ 6,653

X

- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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+ References

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-Topic 210
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-Section 02
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-Subparagraph a
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