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GUARANTOR FINANCIAL STATEMENTS (Condensed Consolidating Comprehensive Income Statement) (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2013 | Sep. 30, 2013 | Jun. 30, 2013 | Mar. 31, 2013 | Dec. 31, 2012 | Sep. 30, 2012 | Jun. 30, 2012 | Mar. 31, 2012 | Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Condensed Comprehensive Income Statements [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 20,921 | [1] | $ 18,010 | [1] | $ 20,880 | [1]
Cost of Goods Sold |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 14,637 |  | 11,561 |  | 10,920 |
Other operating costs and expenses |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 933 |  |  |  |  |
Total costs and expenses |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 15,570 |  | 12,196 |  | 11,740 |
Operating income | 1,650 | [2],[3] | 1,707 | [2] | 639 | [2] | 1,355 | [2] | 1,358 | [4],[5] | 1,411 |  | 1,311 | 1,734 |  | 5,351 | [2],[3] | 5,814 | [4],[5] | 9,140 |
Interest expense, net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (518) |  | (186) |  | (312) |
Losses on early extinguishment of debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (35) |  | (168) |  | (68) |
Gain on investment in McMoRan Exploration Co. (MMR) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 128 |  | 0 |  | 0 |
Other income (expense), net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (13) |  |  |  |  |
Income before income taxes and equity in affiliated companies' net earnings |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,913 |  | 5,487 |  | 8,818 |
Benefit from (provision for) income taxes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (1,475) |  | (1,510) |  | (3,087) |
Equity in affiliated companies’ net earnings (losses) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 |  | 3 |  | 16 |
Net income | 959 | [6] | 1,048 |  | 610 | [6] | 824 |  | 945 |  | 1,140 | [7] | 894 | 1,001 |  | 3,441 | [6] | 3,980 | [7] | 5,747 |
Net income and preferred dividends attributable to noncontrolling interests |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (783) |  | (939) |  | (1,187) |
Net income attributable to FCX common stockholders | 707 | [2],[3],[6],[8],[9] | 821 | [2],[8] | 482 | [10],[2],[6],[8],[9] | 648 | [2],[9] | 743 | [4],[5] | 824 | [7] | 710 | 764 | [11] | 2,658 | [10],[2],[3],[6],[8],[9] | 3,041 | [11],[4],[5],[7] | 4,560 |
Other comprehensive income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 101 |  |  |  |  |
Total comprehensive income (loss) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,759 |  | 3,000 |  | 4,418 |
FCX Issuer [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Condensed Comprehensive Income Statements [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Cost of Goods Sold |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 |  |  |  |  |
Other operating costs and expenses |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 129 |  |  |  |  |
Total costs and expenses |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 134 |  |  |  |  |
Operating income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (134) |  |  |  |  |
Interest expense, net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (319) |  |  |  |  |
Losses on early extinguishment of debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (45) |  |  |  |  |
Gain on investment in McMoRan Exploration Co. (MMR) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 128 |  |  |  |  |
Other income (expense), net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 61 |  |  |  |  |
Income before income taxes and equity in affiliated companies' net earnings |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (309) |  |  |  |  |
Benefit from (provision for) income taxes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 81 |  |  |  |  |
Equity in affiliated companies’ net earnings (losses) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,886 |  |  |  |  |
Net income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,658 |  |  |  |  |
Net income and preferred dividends attributable to noncontrolling interests |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Net income attributable to FCX common stockholders |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,658 |  |  |  |  |
Other comprehensive income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Total comprehensive income (loss) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,658 |  |  |  |  |
FM O&G LLC Guarantor [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Condensed Comprehensive Income Statements [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,177 |  |  |  |  |
Cost of Goods Sold |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 976 |  |  |  |  |
Other operating costs and expenses |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 89 |  |  |  |  |
Total costs and expenses |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,065 |  |  |  |  |
Operating income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 112 |  |  |  |  |
Interest expense, net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (129) |  |  |  |  |
Losses on early extinguishment of debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Gain on investment in McMoRan Exploration Co. (MMR) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Other income (expense), net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Income before income taxes and equity in affiliated companies' net earnings |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (17) |  |  |  |  |
Benefit from (provision for) income taxes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 17 |  |  |  |  |
Equity in affiliated companies’ net earnings (losses) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 281 |  |  |  |  |
Net income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 281 |  |  |  |  |
Net income and preferred dividends attributable to noncontrolling interests |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Net income attributable to FCX common stockholders |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 281 |  |  |  |  |
Other comprehensive income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Total comprehensive income (loss) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 281 |  |  |  |  |
Non-Guarantor Subsidiaries [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Condensed Comprehensive Income Statements [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 19,744 |  |  |  |  |
Cost of Goods Sold |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 13,656 |  |  |  |  |
Other operating costs and expenses |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 715 |  |  |  |  |
Total costs and expenses |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 14,371 |  |  |  |  |
Operating income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5,373 |  |  |  |  |
Interest expense, net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (129) |  |  |  |  |
Losses on early extinguishment of debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 |  |  |  |  |
Gain on investment in McMoRan Exploration Co. (MMR) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Other income (expense), net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (15) |  |  |  |  |
Income before income taxes and equity in affiliated companies' net earnings |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5,239 |  |  |  |  |
Benefit from (provision for) income taxes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (1,573) |  |  |  |  |
Equity in affiliated companies’ net earnings (losses) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 268 |  |  |  |  |
Net income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,934 |  |  |  |  |
Net income and preferred dividends attributable to noncontrolling interests |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (706) |  |  |  |  |
Net income attributable to FCX common stockholders |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,228 |  |  |  |  |
Other comprehensive income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 101 |  |  |  |  |
Total comprehensive income (loss) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,329 |  |  |  |  |
Eliminations [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Condensed Comprehensive Income Statements [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Cost of Goods Sold |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Other operating costs and expenses |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Total costs and expenses |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Operating income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Interest expense, net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 59 |  |  |  |  |
Losses on early extinguishment of debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Gain on investment in McMoRan Exploration Co. (MMR) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Other income (expense), net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (59) |  |  |  |  |
Income before income taxes and equity in affiliated companies' net earnings |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Benefit from (provision for) income taxes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Equity in affiliated companies’ net earnings (losses) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (3,432) |  |  |  |  |
Net income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (3,432) |  |  |  |  |
Net income and preferred dividends attributable to noncontrolling interests |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (77) |  |  |  |  |
Net income attributable to FCX common stockholders |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (3,509) |  |  |  |  |
Other comprehensive income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Total comprehensive income (loss) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ (3,509) |  |  |  |  |
[1] | Revenues are attributed to countries based on the location of the customer.
[2] | Included charges of $14 million ($10 million to net income attributable to FCX common stockholders or $0.01 per share) in the first quarter, $61 million ($36 million to net income attributable to FCX common stockholders or $0.04 per share) in the second quarter, $1 million ($1 million to net income attributable to FCX common stockholders) in the third quarter, $4 million ($3 million to net income attributable to FCX common stockholders) in the fourth quarter and $80 million ($50 million to net income attributable to FCX common stockholders or $0.05 per share) for the year for transaction and related costs principally associated with the acquisitions of PXP and MMR.
[3] | Included charges in the fourth quarter and for the year of (i) $76 million ($49 million to net income attributable to FCX common stockholders or $0.05 per share) associated with updated mine plans at Morenci that resulted in a loss in recoverable copper in leach stockpiles, (ii) $37 million ($23 million to net income attributable to FCX common stockholders or $0.02 per share) associated with the restructuring of an executive employment arrangement and (iii) $36 million ($13 million to net income attributable to FCX common stockholders or $0.01 per share) associated with a new labor agreement at Cerro Verde.
[4] | Included a gain of $59 million ($31 million to net income attributable to FCX common stockholders or $0.03 per share) in the fourth quarter and for the year for the settlement of the insurance claim for business interruption and property damage relating to the 2011 incidents affecting PT-FI's concentrate pipelines. Refer to Note 12 for further discussion.
[5] | Included a charge of $16 million ($8 million to net income attributable to FCX common stockholders or $0.01 per share) in the fourth quarter and for the year associated with a labor agreement at Candelaria. Also included charges of $9 million ($7 million to net income attributable to FCX common stockholders or $0.01 per share) for costs associated with the PXP and MMR transactions.
[6] | Included a net tax benefit of $183 million ($0.19 per share) in the second quarter, $16 million ($0.01 per share) in the fourth quarter and $199 million ($0.20 per share) for the year associated with net reductions in FCX's deferred tax liabilities and deferred tax asset valuation allowances related to the acquisitions of PXP and MMR.
[7] | Included a net tax benefit of $208 million ($108 million attributable to noncontrolling interests and $100 million to net income attributable to FCX common stockholders or $0.11 per share) in the third quarter and $205 million ($107 million attributable to noncontrolling interests and $98 million to net income attributable to FCX common stockholders or $0.11 per share) for the year associated with adjustments to Cerro Verde's deferred income taxes. Refer to Note 11 for further discussion.
[8] | Included charges of $36 million ($23 million to net income attributable to FCX common stockholders or $0.02 per share) in the second quarter, $158 million ($98 million to net income attributable to FCX common stockholders or $0.09 per share) in the third quarter, $118 million ($73 million to net income attributable to FCX common stockholders or $0.07 per share) in the fourth quarter and $312 million ($194 million to net income attributable to FCX common stockholders or $0.19 per share) for the year 2013 (reflecting the seven-month period from June 1, 2013, to December 31, 2013) for net unrealized and noncash realized losses on crude oil and natural gas derivative contracts.
[9] | Included net losses (gains) on early extinguishment of debt totaling $40 million ($0.04 per share) in the first quarter, $(5) million ($(0.01) per share) in the second quarter for an adjustment related to taxes on the first quarter losses, $(7) million ($(0.01) per share) in the fourth quarter and $28 million ($0.03 per share) for the year. Refer to Note 8 for further discussion.
[10] | Included a gain of $128 million ($0.13 per share) in the second quarter and for the year primarily related to FCX's preferred stock investment in and the subsequent acquisition of MMR.
[11] | Included losses on early extinguishment of debt totaling $149 million ($0.16 per share) in the first quarter and for the year. Refer to Note 8 for further discussion.

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