COMMITMENTS AND GUARANTEES (Contractual Obligations) (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Unconditional purchase obligations [Line Items]
Unconditional purchase obligations	$ 4,700
2014	1,379
2015	1,313
2016	863
2017	686
2018	142
Thereafter	327
Derivative Liability	320	20
Copper concentrates [Member]
Unconditional purchase obligations [Line Items]
Unconditional purchase obligations	800
Electricity [Member]
Unconditional purchase obligations [Line Items]
Unconditional purchase obligations	471
Transportation [Member]
Unconditional purchase obligations [Line Items]
Unconditional purchase obligations	853
Freeport-McMoRan Oil & Gas [Member] \| Ultra-deepwater Drillship Contracts [Member]
Unconditional purchase obligations [Line Items]
Unconditional purchase obligations	1,500
Freeport-McMoRan Oil & Gas [Member] \| Deferred Option Premiums and Accrued Interest [Member]
Unconditional purchase obligations [Line Items]
Unconditional purchase obligations	454
Deferred Option Premiums and Accrued Interest [Member]
Unconditional purchase obligations [Line Items]
Derivative Liability	$ 444

Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the fifth fiscal year following the latest fiscal year.

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Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the next fiscal year following the latest fiscal year.

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Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the four fiscal year following the latest fiscal year.

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Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the second fiscal year following the latest fiscal year.

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Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the third fiscal year following the latest fiscal year.

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Amount of the unrecorded obligation to transfer funds in the future for fixed or minimum amounts or quantities of goods or services at fixed or minimum prices (for example, as in take-or-pay contracts or throughput contracts).

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Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing after the fifth fiscal year following the latest fiscal year.

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