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Business Segments (Unaudited) (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2016 | Mar. 31, 2015 | Dec. 31, 2015
Revenues: |  |  |  |  |  |
Unaffiliated customers |  | $ 3,242 |  | $ 3,771 |  |
Intersegment |  | 0 |  | 0 |  |
Production and delivery |  | 2,499 |  | 2,679 |  |
Depreciation, depletion and amortization |  | 662 |  | 866 |  |
Impairment of oil and gas properties |  | 3,787 |  | 3,104 |  |
Selling, general and administrative expenses |  | 138 |  | 151 |  |
Mining exploration and research expenses |  | 18 |  | 27 |  |
Environmental obligations and shutdown costs |  | 10 |  | 13 |  |
Net gain on sale of assets |  | 0 |  | (39) |  |
Operating income (loss) |  | (3,872) |  | (3,030) |  |
Interest expense, net |  | 191 |  | 139 |  |
Provision for (benefit from) income taxes |  | 77 |  | (714) |  |
Total Assets |  | 42,664 |  | 56,065 |  | $ 46,577
Capital expenditures |  | 982 |  | 1,867 |  |
Oil and gas inventory write downs |  | (35) |  | (4) |  |
Disposal Group, Including Discontinued Operation, Assets |  | 4,900 |  |  |  |
Mining Operations [Member] |  |  |  |  |  |
Revenues: |  |  |  |  |  |
Unaffiliated customers |  | 2,947 |  | 3,271 |  |
Intersegment |  | 0 |  | 0 |  |
Production and delivery |  | 2,089 |  | 2,393 |  |
Depreciation, depletion and amortization |  | 404 |  | 332 |  |
Impairment of oil and gas properties |  | 0 |  | 0 |  |
Selling, general and administrative expenses |  | 25 |  | 38 |  |
Mining exploration and research expenses |  | 18 |  | 27 |  |
Environmental obligations and shutdown costs |  | 10 |  | 13 |  |
Net gain on sale of assets |  |  |  | (39) |  |
Operating income (loss) |  | 401 |  | 507 |  |
Interest expense, net |  | 47 |  | 45 |  |
Provision for (benefit from) income taxes |  | 75 |  | 53 |  |
Total Assets |  | 37,965 |  | 37,976 |  |
Capital expenditures |  | 459 |  | 834 |  |
North America Copper Mines [Member] |  |  |  |  |  |
Revenues: |  |  |  |  |  |
Unaffiliated customers |  | 218 |  | 221 |  |
Intersegment |  | 918 |  | 1,114 |  |
Production and delivery |  | 788 |  | 943 |  |
Depreciation, depletion and amortization |  | 144 |  | 133 |  |
Impairment of oil and gas properties |  | 0 |  | 0 |  |
Selling, general and administrative expenses |  | 1 |  | 1 |  |
Mining exploration and research expenses |  | 1 |  | 3 |  |
Environmental obligations and shutdown costs |  | 0 |  | 0 |  |
Net gain on sale of assets |  |  |  | (39) |  |
Operating income (loss) |  | 202 |  | 294 |  |
Interest expense, net |  | 1 |  | 1 |  |
Provision for (benefit from) income taxes |  | 0 |  | 0 |  |
Total Assets |  | 8,241 |  | 9,448 |  |
Capital expenditures |  | 34 |  | 107 |  |
Morenci [Member] |  |  |  |  |  |
Revenues: |  |  |  |  |  |
Unaffiliated customers |  | 162 |  | 106 |  |
Intersegment |  | 357 |  | 450 |  |
Production and delivery |  | 340 |  | 374 |  |
Depreciation, depletion and amortization |  | 62 |  | 51 |  |
Impairment of oil and gas properties |  | 0 |  | 0 |  |
Selling, general and administrative expenses |  | 0 |  | 1 |  |
Mining exploration and research expenses |  | 0 |  | 0 |  |
Environmental obligations and shutdown costs |  | 0 |  | 0 |  |
Net gain on sale of assets |  |  |  | 0 |  |
Operating income (loss) |  | 117 |  | 130 |  |
Interest expense, net |  | 1 |  | 1 |  |
Provision for (benefit from) income taxes |  | 0 |  | 0 |  |
Total Assets |  | 3,490 |  | 3,802 |  |
Capital expenditures |  | 28 |  | 84 |  |
Other North America Copper Mines [Member] |  |  |  |  |  |
Revenues: |  |  |  |  |  |
Unaffiliated customers |  | 56 |  | 115 |  |
Intersegment |  | 561 |  | 664 |  |
Production and delivery |  | 448 |  | 569 |  |
Depreciation, depletion and amortization |  | 82 |  | 82 |  |
Impairment of oil and gas properties |  | 0 |  | 0 |  |
Selling, general and administrative expenses |  | 1 |  | 0 |  |
Mining exploration and research expenses |  | 1 |  | 3 |  |
Environmental obligations and shutdown costs |  | 0 |  | 0 |  |
Net gain on sale of assets |  |  |  | (39) |  |
Operating income (loss) |  | 85 |  | 164 |  |
Interest expense, net |  | 0 |  | 0 |  |
Provision for (benefit from) income taxes |  | 0 |  | 0 |  |
Total Assets |  | 4,751 |  | 5,646 |  |
Capital expenditures |  | 6 |  | 23 |  |
South America Mines [Member] |  |  |  |  |  |
Revenues: |  |  |  |  |  |
Unaffiliated customers |  | 630 |  | 479 |  |
Intersegment |  | 41 |  | 7 |  |
Production and delivery |  | 410 |  | 345 |  |
Depreciation, depletion and amortization |  | 132 |  | 75 |  |
Impairment of oil and gas properties |  | 0 |  | 0 |  |
Selling, general and administrative expenses |  | 2 |  | 1 |  |
Mining exploration and research expenses |  | 0 |  | 0 |  |
Environmental obligations and shutdown costs |  | 0 |  | 0 |  |
Net gain on sale of assets |  |  |  | 0 |  |
Operating income (loss) |  | 127 |  | 65 |  |
Interest expense, net |  | 22 |  | 1 |  |
Provision for (benefit from) income taxes |  | 39 |  | 24 |  |
Total Assets |  | 11,118 |  | 9,961 |  |
Capital expenditures |  | 157 |  | 445 |  |
Cerro Verde [Member] |  |  |  |  |  |
Revenues: |  |  |  |  |  |
Unaffiliated customers |  | 486 |  | 248 |  |
Intersegment |  | 41 |  | 14 |  |
Production and delivery |  | 291 |  | 198 |  |
Depreciation, depletion and amortization |  | 101 |  | 37 |  |
Impairment of oil and gas properties |  | 0 |  | 0 |  |
Selling, general and administrative expenses |  | 2 |  | 1 |  |
Mining exploration and research expenses |  | 0 |  | 0 |  |
Environmental obligations and shutdown costs |  | 0 |  | 0 |  |
Net gain on sale of assets |  |  |  | 0 |  |
Operating income (loss) |  | 133 |  | 26 |  |
Interest expense, net |  | 22 |  | 1 |  |
Provision for (benefit from) income taxes |  | 45 |  | 5 |  |
Total Assets |  | 9,495 |  | 7,991 |  |
Capital expenditures |  | 156 |  | 431 |  |
Other South America Mines [Member] |  |  |  |  |  |
Revenues: |  |  |  |  |  |
Unaffiliated customers |  | 144 |  | 231 |  |
Intersegment |  | 0 |  | (7) | [1] |
Production and delivery |  | 119 |  | 147 |  |
Depreciation, depletion and amortization |  | 31 |  | 38 |  |
Impairment of oil and gas properties |  | 0 |  | 0 |  |
Selling, general and administrative expenses |  | 0 |  | 0 |  |
Mining exploration and research expenses |  | 0 |  | 0 |  |
Environmental obligations and shutdown costs |  | 0 |  | 0 |  |
Net gain on sale of assets |  |  |  | 0 |  |
Operating income (loss) |  | (6) |  | 39 |  |
Interest expense, net |  | 0 |  | 0 |  |
Provision for (benefit from) income taxes |  | (6) |  | 19 |  |
Total Assets |  | 1,623 |  | 1,970 |  |
Capital expenditures |  | 1 |  | 14 |  |
Indonesia - Grasberg [Member] |  |  |  |  |  |
Revenues: |  |  |  |  |  |
Unaffiliated customers | [2] | 498 |  | 621 |  |
Intersegment |  | 58 |  | (14) | [1] |
Production and delivery |  | 394 |  | 439 |  |
Depreciation, depletion and amortization |  | 81 |  | 70 |  |
Impairment of oil and gas properties |  | 0 |  | 0 |  |
Selling, general and administrative expenses |  | 14 |  | 25 |  |
Mining exploration and research expenses |  | 0 |  | 0 |  |
Environmental obligations and shutdown costs |  | 0 |  | 0 |  |
Net gain on sale of assets |  |  |  | 0 |  |
Operating income (loss) |  | 67 |  | 73 |  |
Interest expense, net |  | 0 |  | 0 |  |
Provision for (benefit from) income taxes |  | 36 |  | 29 |  |
Total Assets |  | 9,354 |  | 8,882 |  |
Capital expenditures |  | 225 |  | 225 |  |
Molybdenum mines [Member] |  |  |  |  |  |
Revenues: |  |  |  |  |  |
Unaffiliated customers |  | 0 |  | 0 |  |
Intersegment |  | 45 |  | 113 |  |
Production and delivery |  | 52 |  | 83 |  |
Depreciation, depletion and amortization |  | 19 |  | 26 |  |
Impairment of oil and gas properties |  | 0 |  | 0 |  |
Selling, general and administrative expenses |  | 0 |  | 0 |  |
Mining exploration and research expenses |  | 0 |  | 0 |  |
Environmental obligations and shutdown costs |  | 0 |  | 0 |  |
Net gain on sale of assets |  |  |  | 0 |  |
Operating income (loss) |  | (26) |  | 4 |  |
Interest expense, net |  | 0 |  | 0 |  |
Provision for (benefit from) income taxes |  | 0 |  | 0 |  |
Total Assets |  | 1,983 |  | 2,075 |  |
Capital expenditures |  | 1 |  | 3 |  |
Rod & Refining [Member] |  |  |  |  |  |
Revenues: |  |  |  |  |  |
Unaffiliated customers |  | 971 |  | 1,062 |  |
Intersegment |  | 8 |  | 7 |  |
Production and delivery |  | 970 |  | 1,063 |  |
Depreciation, depletion and amortization |  | 2 |  | 2 |  |
Impairment of oil and gas properties |  | 0 |  | 0 |  |
Selling, general and administrative expenses |  | 0 |  | 0 |  |
Mining exploration and research expenses |  | 0 |  | 0 |  |
Environmental obligations and shutdown costs |  | 0 |  | 0 |  |
Net gain on sale of assets |  |  |  | 0 |  |
Operating income (loss) |  | 7 |  | 4 |  |
Interest expense, net |  | 0 |  | 0 |  |
Provision for (benefit from) income taxes |  | 0 |  | 0 |  |
Total Assets |  | 236 |  | 314 |  |
Capital expenditures |  | 1 |  | 1 |  |
Atlantic Copper Smelting & Refining [Member] |  |  |  |  |  |
Revenues: |  |  |  |  |  |
Unaffiliated customers |  | 422 |  | 540 |  |
Intersegment |  | 1 |  | 6 |  |
Production and delivery |  | 393 |  | 519 |  |
Depreciation, depletion and amortization |  | 8 |  | 10 |  |
Impairment of oil and gas properties |  | 0 |  | 0 |  |
Selling, general and administrative expenses |  | 4 |  | 5 |  |
Mining exploration and research expenses |  | 0 |  | 0 |  |
Environmental obligations and shutdown costs |  | 0 |  | 0 |  |
Net gain on sale of assets |  |  |  | 0 |  |
Operating income (loss) |  | 18 |  | 12 |  |
Interest expense, net |  | 4 |  | 3 |  |
Provision for (benefit from) income taxes |  | 0 |  | 0 |  |
Total Assets |  | 653 |  | 809 |  |
Capital expenditures |  | 2 |  | 4 |  |
Other Mining & Eliminations [Member] |  |  |  |  |  |
Revenues: |  |  |  |  |  |
Unaffiliated customers | [3] | 208 |  | 348 |  |
Intersegment |  | (1,071) |  | (1,233) |  |
Production and delivery |  | (918) |  | (999) |  |
Depreciation, depletion and amortization |  | 18 |  | 16 |  |
Impairment of oil and gas properties |  | 0 |  | 0 |  |
Selling, general and administrative expenses |  | 4 |  | 6 |  |
Mining exploration and research expenses |  | 17 |  | 24 |  |
Environmental obligations and shutdown costs |  | 10 |  | 13 |  |
Net gain on sale of assets |  |  |  | 0 |  |
Operating income (loss) |  | 6 |  | 55 |  |
Interest expense, net |  | 20 |  | 40 |  |
Provision for (benefit from) income taxes |  | 0 |  | 0 |  |
Total Assets | [4] | 6,380 |  | 6,487 |  |
Capital expenditures | [4] | 39 |  | 49 |  |
U.S. Oil & Gas Operations [Member] |  |  |  |  |  |
Revenues: |  |  |  |  |  |
Unaffiliated customers |  | 295 |  | 500 | [5] |
Intersegment |  | 0 |  | 0 |  |
Production and delivery | [6] | 407 |  | 283 |  |
Depreciation, depletion and amortization |  | 255 |  | 530 |  |
Impairment of oil and gas properties |  | 3,771 |  | 3,104 |  |
Selling, general and administrative expenses |  | 49 |  | 54 |  |
Mining exploration and research expenses |  | 0 |  | 0 |  |
Environmental obligations and shutdown costs |  | 0 |  | 0 |  |
Net gain on sale of assets |  |  |  | 0 |  |
Operating income (loss) |  | (4,187) |  | (3,471) |  |
Interest expense, net |  | 71 |  | 37 |  |
Provision for (benefit from) income taxes |  | 0 |  | 0 |  |
Total Assets |  | 4,360 |  | 17,887 |  |
Capital expenditures | [7] | 480 |  | 1,018 |  |
Idle Rig Costs |  | (165) |  | (13) |  |
Oil and gas inventory write downs |  | (35) |  | (4) |  |
Corporate, Other & Eliminations [Member] |  |  |  |  |  |
Revenues: |  |  |  |  |  |
Unaffiliated customers |  | 0 |  | 0 |  |
Intersegment |  | 0 |  | 0 |  |
Production and delivery |  | 3 |  | 3 |  |
Depreciation, depletion and amortization |  | 3 |  | 4 |  |
Impairment of oil and gas properties |  | 16 | [8] | 0 |  |
Selling, general and administrative expenses |  | 64 |  | 59 |  |
Mining exploration and research expenses |  | 0 |  | 0 |  |
Environmental obligations and shutdown costs |  | 0 |  | 0 |  |
Net gain on sale of assets |  |  |  | 0 |  |
Operating income (loss) |  | (86) |  | (66) |  |
Interest expense, net |  | 73 |  | 57 |  |
Provision for (benefit from) income taxes |  | 2 |  | (767) |  |
Total Assets |  | 339 |  | 202 |  |
Capital expenditures |  | $ 43 |  | 15 |  |
Crude oil and natural gas swaps [Member] |  |  |  |  |  |
Revenues: |  |  |  |  |  |
Net mark-to-market gains on derivative contracts |  |  |  | 52 |  |
Pt Smelting [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Deferred Intercompany Profit, Percentage |  | 25.00% |  |  |  |
Equity Method Investment, Ownership Percentage |  | 25.00% |  |  |  |
Revenues: |  |  |  |  |  |
Revenues |  | $ 277 |  | 350 |  |
Discontinued Operations, Held-for-sale [Member] | Other Mining & Eliminations [Member] |  |  |  |  |  |
Revenues: |  |  |  |  |  |
Capital expenditures |  | 35 |  | 39 |  |
Morocco | Corporate, Other & Eliminations [Member] |  |  |  |  |  |
Revenues: |  |  |  |  |  |
Capital expenditures | [7] | $ 43 |  | $ 15 |  |
[1] | Reflects net reductions for provisional pricing adjustments to prior period open sales.
[2] | Includes PT-FI’s sales to PT Smelting totaling $277 million in first-quarter 2016 and $350 million in first-quarter 2015.
[3] | Includes revenues from FCX's molybdenum sales company, which includes sales of molybdenum produced by the Molybdenum mines and by certain of the North and South America copper mines.
[4] | Includes (i) assets held for sale totaling $4.9 billion at March 31, 2016 and 2015, and (ii) capital expenditures totaling $35 million in first-quarter 2016 and $39 million in first-quarter 2015 associated with discontinued operations. Refer to Note 1 for a summary of the results of discontinued operations.
[5] | Includes net mark-to-market gains of $52 million associated with crude oil derivative contracts.
[6] | Includes charges at oil and gas operations totaling (i) $165 million in first-quarter 2016 and $13 million in first-quarter 2015 for idle rig costs and (ii) $35 million in first-quarter 2016 and $4 million in first-quarter 2015 primarily for inventory write downs.
[7] | Excludes international oil and gas capital expenditures totaling $43 million in first-quarter 2016 and $15 million in first-quarter 2015, primarily related to the Morocco oil and gas properties, which are included in Corporate, Other & Eliminations.
[8] | Reflects impairment charges for international oil and gas properties primarily in Morocco

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