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Guarantor Financial Statements (Unaudited) Condensed Consolidating Statements of Cash Flows (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2015 | Sep. 30, 2014 | Sep. 30, 2015 | Sep. 30, 2014
Cash flow from operating activities: |  |  |  |
Net (loss) income | $ (3,790) | $ 704 | $ (7,995) | $ 1,990
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities: |  |  |  |
Depreciation, depletion and amortization | 888 | 945 | 2,717 | 2,924
Impairment of oil and gas properties | 3,652 | 308 | 9,442 | 308
Net (gains) losses on crude oil and natural gas derivative contracts |  |  | (87) | 56
Net gain (loss) on early extinguishment of debt | 0 | (58) | 0 | (63)
Equity in losses (earnings) of consolidated subsidiaries |  |  | 1 | 0
Other, net |  |  | (1,812) | (3)
Changes in working capital and other tax payments |  |  | 342 | (699)
Net cash provided by operating activities |  |  | 2,608 | 4,513
Cash flow from investing activities: |  |  |  |
Capital expenditures | (1,527) | (1,853) | (5,055) | (5,415)
Acquisitions of Deepwater Gulf of Mexico interests |  |  | 0 | (1,421)
Intercompany loans |  |  | 0 | 0
Dividends from (investments in) consolidated subsidiaries |  |  | (2) | 0
Net proceeds from sale of Eagle Ford shale assets |  |  | 0 | 2,971
Other, net |  |  | 116 | 221
Net cash used in investing activities |  |  | (4,941) | (3,644)
Cash flow from financing activities: |  |  |  |
Proceeds from debt |  |  | 6,552 | 3,346
Repayments of debt |  |  | (4,693) | (4,196)
Intercompany loans |  |  | 0 | 0
Net proceeds from sale of common Stock |  |  | 999 | 0
Cash dividends and distributions paid, and contributions received |  |  | (636) | (1,344)
Other, net |  |  | (15) | (2)
Net cash provided by (used in) financing activities |  |  | 2,207 | (2,196)
Net decrease in cash and cash equivalents |  |  | (126) | (1,327)
Cash and cash equivalents at beginning of year |  |  | 464 | 1,985
Cash and cash equivalents at end of period | 338 | 658 | 338 | 658
FCX Issuer [Member] |  |  |  |
Cash flow from operating activities: |  |  |  |
Net (loss) income | (3,830) | 552 | (8,155) | 1,544
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities: |  |  |  |
Depreciation, depletion and amortization |  |  | 3 | 3
Impairment of oil and gas properties |  |  | 0 | 0
Net (gains) losses on crude oil and natural gas derivative contracts |  |  | 0 | 0
Net gain (loss) on early extinguishment of debt |  | 0 |  | 1
Equity in losses (earnings) of consolidated subsidiaries |  |  | 5,967 | (1,754)
Other, net |  |  | (1,953) | 87
Changes in working capital and other tax payments |  |  | 4,001 | (217)
Net cash provided by operating activities |  |  | (137) | (336)
Cash flow from investing activities: |  |  |  |
Capital expenditures |  |  | (7) | 0
Acquisitions of Deepwater Gulf of Mexico interests |  |  |  | 0
Intercompany loans |  |  | (1,310) | 1,151
Dividends from (investments in) consolidated subsidiaries |  |  | 693 | (959)
Net proceeds from sale of Eagle Ford shale assets |  |  |  | 0
Other, net |  |  | (21) | 0
Net cash used in investing activities |  |  | (645) | 192
Cash flow from financing activities: |  |  |  |
Proceeds from debt |  |  | 3,893 | 2,806
Repayments of debt |  |  | (3,550) | (1,686)
Intercompany loans |  |  | 0 | 0
Net proceeds from sale of common Stock |  |  | 999 |
Cash dividends and distributions paid, and contributions received |  |  | (547) | (979)
Other, net |  |  | (13) | 3
Net cash provided by (used in) financing activities |  |  | 782 | 144
Net decrease in cash and cash equivalents |  |  | 0 | 0
Cash and cash equivalents at beginning of year |  |  | 0 | 0
Cash and cash equivalents at end of period | 0 | 0 | 0 | 0
FM O&G LLC Guarantor [Member] |  |  |  |
Cash flow from operating activities: |  |  |  |
Net (loss) income | (3,240) | (249) | (8,920) | 111
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities: |  |  |  |
Depreciation, depletion and amortization |  |  | 303 | 673
Impairment of oil and gas properties | 1,658 | 625 | 3,710 | 625
Net (gains) losses on crude oil and natural gas derivative contracts |  |  | (87) | 56
Net gain (loss) on early extinguishment of debt |  | (58) |  | (64)
Equity in losses (earnings) of consolidated subsidiaries |  |  | 6,516 | (637)
Other, net |  |  | 2 | (17)
Changes in working capital and other tax payments |  |  | (1,213) | (1,166)
Net cash provided by operating activities |  |  | 311 | (419)
Cash flow from investing activities: |  |  |  |
Capital expenditures |  |  | (959) | (1,771)
Acquisitions of Deepwater Gulf of Mexico interests |  |  |  | 0
Intercompany loans |  |  | (955) | 734
Dividends from (investments in) consolidated subsidiaries |  |  | (49) | (97)
Net proceeds from sale of Eagle Ford shale assets |  |  |  | 2,971
Other, net |  |  | (2) | 32
Net cash used in investing activities |  |  | (1,965) | 1,869
Cash flow from financing activities: |  |  |  |
Proceeds from debt |  |  | 0 | 0
Repayments of debt |  |  | 0 | (1,996)
Intercompany loans |  |  | 1,708 | 213
Net proceeds from sale of common Stock |  |  | 0 |
Cash dividends and distributions paid, and contributions received |  |  | (17) | 336
Other, net |  |  | (37) | (2)
Net cash provided by (used in) financing activities |  |  | 1,654 | (1,449)
Net decrease in cash and cash equivalents |  |  | 0 | 1
Cash and cash equivalents at beginning of year |  |  | 1 | 0
Cash and cash equivalents at end of period | 1 | 1 | 1 | 1
Non-Guarantor Subsidiaries [Member] |  |  |  |
Cash flow from operating activities: |  |  |  |
Net (loss) income | (3,846) | 1,070 | (12,364) | 2,744
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities: |  |  |  |
Depreciation, depletion and amortization |  |  | 2,474 | 2,269
Impairment of oil and gas properties | 1,967 |  | 5,684 | 0
Net (gains) losses on crude oil and natural gas derivative contracts |  |  | 0 | 0
Net gain (loss) on early extinguishment of debt |  | 0 |  | 0
Equity in losses (earnings) of consolidated subsidiaries |  |  | 8,947 | 4
Other, net |  |  | 139 | (73)
Changes in working capital and other tax payments |  |  | (2,457) | 684
Net cash provided by operating activities |  |  | 2,423 | 5,628
Cash flow from investing activities: |  |  |  |
Capital expenditures |  |  | (4,079) | (3,644)
Acquisitions of Deepwater Gulf of Mexico interests |  |  |  | (1,421)
Intercompany loans |  |  | 0 | 0
Dividends from (investments in) consolidated subsidiaries |  |  | 102 | (696)
Net proceeds from sale of Eagle Ford shale assets |  |  |  | 0
Other, net |  |  | 118 | 189
Net cash used in investing activities |  |  | (3,859) | (5,572)
Cash flow from financing activities: |  |  |  |
Proceeds from debt |  |  | 2,659 | 540
Repayments of debt |  |  | (1,143) | (514)
Intercompany loans |  |  | 557 | (2,098)
Net proceeds from sale of common Stock |  |  | 0 |
Cash dividends and distributions paid, and contributions received |  |  | (749) | 691
Other, net |  |  | (14) | (3)
Net cash provided by (used in) financing activities |  |  | 1,310 | (1,384)
Net decrease in cash and cash equivalents |  |  | (126) | (1,328)
Cash and cash equivalents at beginning of year |  |  | 463 | 1,985
Cash and cash equivalents at end of period | 337 | 657 | 337 | 657
Eliminations [Member] |  |  |  |
Cash flow from operating activities: |  |  |  |
Net (loss) income | 7,126 | (669) | 21,444 | (2,409)
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities: |  |  |  |
Depreciation, depletion and amortization |  |  | (63) | (21)
Impairment of oil and gas properties |  | (317) | 48 | (317)
Net (gains) losses on crude oil and natural gas derivative contracts |  |  | 0 | 0
Net gain (loss) on early extinguishment of debt |  | 0 |  | 0
Equity in losses (earnings) of consolidated subsidiaries |  |  | (21,429) | 2,387
Other, net |  |  | 0 | 0
Changes in working capital and other tax payments |  |  | 11 | 0
Net cash provided by operating activities |  |  | 11 | (360)
Cash flow from investing activities: |  |  |  |
Capital expenditures |  |  | (10) | 0
Acquisitions of Deepwater Gulf of Mexico interests |  |  |  | 0
Intercompany loans |  |  | 2,265 | (1,885)
Dividends from (investments in) consolidated subsidiaries |  |  | (748) | 1,752
Net proceeds from sale of Eagle Ford shale assets |  |  |  | 0
Other, net |  |  | 21 | 0
Net cash used in investing activities |  |  | 1,528 | (133)
Cash flow from financing activities: |  |  |  |
Proceeds from debt |  |  | 0 | 0
Repayments of debt |  |  | 0 | 0
Intercompany loans |  |  | (2,265) | 1,885
Net proceeds from sale of common Stock |  |  | 0 |
Cash dividends and distributions paid, and contributions received |  |  | 677 | (1,392)
Other, net |  |  | 49 | 0
Net cash provided by (used in) financing activities |  |  | (1,539) | 493
Net decrease in cash and cash equivalents |  |  | 0 | 0
Cash and cash equivalents at beginning of year |  |  | 0 | 0
Cash and cash equivalents at end of period | $ 0 | $ 0 | $ 0 | $ 0

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- Definition The cash inflow from the additional capital contribution to the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3255-108585 + Details
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- Definition The cash inflow or outflow associated with long-term loans for related parties where one party can exercise control or significant influence over another party, including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Proceeds from (Payments for) Advances to Affiliates. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3213-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3179-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 + Details
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- Definition The net cash inflow or outflow from other financing activities. This element is used when there is not a more specific and appropriate element in the taxonomy. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3095-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3098-108585 + Details
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- Definition The cash inflow to dispose of long-lived, physical assets and mineral interests in oil and gas properties used for normal oil and gas operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3179-108585 + Details
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