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General Information (Unaudited) Asset Dispositions (Details) - USD ($) | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Apr. 30, 2016 | Mar. 31, 2016 | Mar. 31, 2015 | Jun. 30, 2016 | Dec. 31, 2016 | Dec. 31, 2015
Disposal Group, Including Discontinued Operation, Assets, Current |  |  | $ 763,000,000 |  |  |  | $ 744,000,000
Disposal Group, Including Discontinued Operation, Assets, Noncurrent |  |  | 4,114,000,000 |  |  |  | 4,124,000,000
Disposal Group, Including Discontinued Operation, Assets |  |  | 4,900,000,000 |  |  |  |
Disposal Group, Including Discontinued Operation, Liabilities, Current |  |  | 100,000,000 |  |  |  | 108,000,000
Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent |  |  | 716,000,000 |  |  |  | 718,000,000
Stockholders' Equity Attributable to Noncontrolling Interest |  |  | 4,278,000,000 |  |  |  | 4,216,000,000
Net (loss) income from discontinued operations |  |  | (4,000,000) | $ 41,000,000 |  |  |
Revenue from Related Parties |  |  | 0 | 0 |  |  |
Net Cash Provided by (Used in) Discontinued Operations |  |  | $ 50,000,000 | 62,000,000 |  |  |
Morenci [Member] |  |  |  |  |  |  |
Percentage Of Undivided Interest Owned By Company |  |  | 85.00% |  |  |  |
Morenci [Member] | Sumitomo Metal Mining Arizona Inc. [Member] |  |  |  |  |  |  |
Percent Of Undivided Interest Owned By Third Party |  |  | 15.00% |  |  |  |
Morenci [Member] | Subsequent Event [Member] |  |  |  |  |  |  |
Disposal Date |  |  |  |  | Feb. 15, 2016 |  |
Proceeds from Sale of Productive Assets |  |  |  |  | $ 1,000,000,000 |  |
Change in Ownership, Percentage |  |  |  |  | 13.00% |  |
Gain (Loss) on Sale of Previously Unissued Stock by Subsidiary |  |  |  |  | $ 550,000,000 |  |
Percentage Of Undivided Interest Owned By Company |  |  |  |  | 72.00% |  |
Morenci [Member] | Subsequent Event [Member] | Sumitomo Metal Mining Arizona Inc. [Member] |  |  |  |  |  |  |
Percent Of Undivided Interest Owned By Third Party |  |  |  |  | 15.00% |  |
Morenci [Member] | Subsequent Event [Member] | Sumitomo Metal Mining Co., Ltd. [Member] |  |  |  |  |  |  |
Percent Of Undivided Interest Owned By Third Party |  |  |  |  | 13.00% |  |
Oil and Gas Royalty Interests [Member] | Subsequent Event [Member] |  |  |  |  |  |  |
Disposal Date |  | Apr. 21, 2016 |  |  |  |  |
Proceeds from Sale of Productive Assets |  | $ 102,000,000 |  |  |  |  |
Serbia [Member] | Subsequent Event [Member] |  |  |  |  |  |  |
Disposal Date |  |  |  |  | May 02, 2016 |  |
Proceeds from Sale of Productive Assets |  |  |  |  | $ 135,000,000 |  |
Contingent Consideration Arrangements, Range of Outcomes, Value, High |  |  |  |  | $ 107,000,000 |  |
Tenke Fungurume [Member] | Tenke Segments [Member] |  |  |  |  |  |  |
Percentage Of Undivided Interest Owned By Company |  |  | 56.00% |  |  |  |
Tenke Fungurume [Member] | Subsequent Event [Member] |  |  |  |  |  |  |
Disposal Date |  |  |  |  |  | May 09, 2016 |
Proceeds from Divestiture of Businesses, Net of Cash Divested |  |  |  |  |  | $ 2,650,000,000 |
Percentage Of Undivided Interest Owned By Company |  |  |  |  |  | 70.00% |
Contingent Consideration Arrangements, Range of Outcomes, Value, High |  |  |  |  |  | $ 120,000,000 |
Tenke Fungurume [Member] | Copper [Member] | Subsequent Event [Member] |  |  |  |  |  |  |
Contingent Consideration Arrangements, Range of Outcomes, Value, High |  |  |  |  |  | 60,000,000 |
Contingent Consideration, Reference Price |  |  |  |  |  | 3.50 |
Tenke Fungurume [Member] | Cobalt [Member] | Subsequent Event [Member] |  |  |  |  |  |  |
Contingent Consideration Arrangements, Range of Outcomes, Value, High |  |  |  |  |  | 60,000,000 |
Contingent Consideration, Reference Price |  |  |  |  |  | 20 |
Freeport Cobalt [Member] |  |  |  |  |  |  |
Percentage Of Undivided Interest Owned By Company |  |  | 56.00% |  |  |  |
Freeport Cobalt [Member] | Subsequent Event [Member] |  |  |  |  |  |  |
Proceeds from Divestiture of Businesses, Net of Cash Divested |  |  |  |  |  | 100,000,000 |
Kisanfu Exploration Project [Member] |  |  |  |  |  |  |
Percentage Of Undivided Interest Owned By Company |  |  | 100.00% |  |  |  |
Kisanfu Exploration Project [Member] | Subsequent Event [Member] |  |  |  |  |  |  |
Proceeds from Divestiture of Businesses, Net of Cash Divested |  |  |  |  |  | $ 50,000,000 |
Discontinued Operations, Held-for-sale [Member] | Tenke Fungurume [Member] |  |  |  |  |  |  |
Disposal Group, Including Discontinued Operation, Cash and Cash Equivalents |  |  | $ 79,000,000 |  |  |  | 29,000,000
Disposal Group, Including Discontinued Operation, Inventory, Current |  |  | 553,000,000 |  |  |  | 584,000,000
Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net |  |  | 131,000,000 |  |  |  | 131,000,000
Disposal Group, Including Discontinued Operation, Assets, Current |  |  | 763,000,000 |  |  |  | 744,000,000
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Noncurrent |  |  | 3,241,000,000 |  |  |  | 3,261,000,000
Disposal Group, Including Discontinued Operation, Inventory, Noncurrent |  |  | 621,000,000 |  |  |  | 608,000,000
Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent |  |  | 238,000,000 |  |  |  | 241,000,000
Disposal Group, Including Discontinued Operation, Assets, Noncurrent |  |  | 4,100,000,000 |  |  |  | 4,110,000,000
Disposal Group, Including Discontinued Operation, Accounts Payable and Accrued Liabilities, Current |  |  | 100,000,000 |  |  |  | 108,000,000
Disposal Group, Including Discontinued Operation, Liabilities, Current |  |  | 100,000,000 |  |  |  | 108,000,000
Disposal Group, Including Discontinued Operation, Deferred Tax Liabilities, Noncurrent |  |  | 677,000,000 |  |  |  | 681,000,000
Disposal Group, Including Discontinued Operation, Other Liabilities, Noncurrent |  |  | 39,000,000 |  |  |  | 37,000,000
Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent |  |  | 716,000,000 |  |  |  | 718,000,000
Stockholders' Equity Attributable to Noncontrolling Interest |  |  | 1,187,000,000 |  |  |  | $ 1,178,000,000
Disposal Group, Including Discontinued Operation, Revenue | [1] |  | 285,000,000 | 382,000,000 |  |  |
Disposal Group, Including Discontinued Operations, Production and delivery |  |  | 226,000,000 | 233,000,000 |  |  |
Disposal Group, Including Discontinued Operation, Depreciation and Amortization |  |  | 60,000,000 | 73,000,000 |  |  |
Disposal Group, Including Discontinued Operation, Interest Expense | [2] |  | 10,000,000 | 7,000,000 |  |  |
Disposal Group, Including Discontinued Operation, Other Expense |  |  | 0 | 9,000,000 |  |  |
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax |  |  | (11,000,000) | 60,000,000 |  |  |
Discontinued Operation, Tax Effect of Discontinued Operation |  |  | 7,000,000 | (19,000,000) |  |  |
Net (loss) income from discontinued operations |  |  | (4,000,000) | 41,000,000 |  |  |
Revenue from Related Parties |  |  | 32,000,000 | 28,000,000 |  |  |
Cash Provided by (Used in) Operating Activities, Discontinued Operations |  |  | 89,000,000 | 138,000,000 |  |  |
Cash Provided by (Used in) Investing Activities, Discontinued Operations |  |  | (36,000,000) | (48,000,000) |  |  |
Cash Provided by (Used in) Financing Activities, Discontinued Operations |  |  | (3,000,000) | (28,000,000) |  |  |
Net Cash Provided by (Used in) Discontinued Operations |  |  | $ 50,000,000 | $ 62,000,000 |  |  |
[1] | In accordance with accounting guidance, amounts are net of eliminations of intercompany sales totaling $32 million in first-quarter 2016 and $28 million in first-quarter 2015.
[2] | In accordance with accounting guidance, interest associated with FCX's Term Loan that will be required to be repaid as a result of the sale of TFHL has been allocated to discontinued operations.

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