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Consolidated Statements of Cash Flows (Unaudited) (USD $) In Millions, unless otherwise specified | 6 Months Ended
--- | ---
Jun. 30, 2014 | Jun. 30, 2013
Cash flow from operating activities: |  |
Net income | $ 1,286 | $ 1,434
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation, depletion and amortization | 1,979 | 859
Net losses on crude oil and natural gas derivative contracts | 120 | 35
Gain on investment in McMoRan Exploration Co. (MMR) | 0 | (128)
Stock-based compensation | 69 | 65
Pension plans contributions | (28) | (42)
Net charges for environmental and asset retirement obligations, including accretion | 97 | 73
Payments for environmental and asset retirement obligations | (96) | (91)
Net (gain) loss on early extinguishment of debt | (5) | 45
Deferred income taxes | 37 | 43
Increase in long-term mill and leach stockpiles | (131) | (236)
Other, net | 36 | 3
(Increases) decreases in working capital and changes in other tax payments, excluding amounts from acquisitions: |  |
Accounts receivable | (243) | 350
Inventories | (230) | (160)
Other current assets | 35 | 58
Accounts payable and accrued liabilities | (186) | (371)
Accrued income taxes and other tax payments | (153) | (72)
Net cash provided by operating activities | 2,587 | 1,865
Capital expenditures: |  |
North America copper mines | (627) | (543)
South America | (839) | (470)
Indonesia | (479) | (511)
Africa | (60) | (103)
Molybdenum mines | (33) | (82)
U.S. oil and gas operations | (1,484) | (190)
Other | (40) | (79)
Acquistion of Deepwater Gulf of Mexico interests | (925) | 0
Acquisition of Plains Exploration & Production Company, net of cash acquired | 0 | (3,465)
Acquisition of MMR, net of cash acquired | 0 | (1,628)
Acquisition of cobalt chemical business, net of cash acquired | 0 | (321)
Net proceeds from sale of Eagle Ford shale assets | 3,009 | 0
Restricted cash and other, net | (363) | (264)
Net cash used in investing activities | (1,841) | (7,656)
Cash flow from financing activities: |  |
Proceeds from debt | 1,248 | 11,021
Repayments of debt | (1,611) | (4,541)
Redemption of MMR preferred stock | 0 | (202)
Cash dividends and distributions paid: |  |
Common stock | (653) | (595)
Noncontrolling interests | (250) | (90)
Contributions from noncontrolling interests | 24 | 0
Debt financing costs | (34) | (111)
Stock-based awards net proceeds (payments), including excess tax benefit | 3 | (102)
Net cash (used in) provided by financing activities | (1,273) | 5,380
Net decrease in cash and cash equivalents | (527) | (411)
Cash and cash equivalents at beginning of year | 1,985 | 3,705
Cash and cash equivalents at end of period | $ 1,458 | $ 3,294

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- Definition The cash outflow to purchase of mineral interests in oil and gas properties for use in the normal oil and gas operations and not intended for resale. + 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 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The cash outflow for acquisition of or capital improvements on other tangible or intangible assets not otherwise defined in the taxonomy. + 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 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The amount of cash or cash equivalents contributed by the entity to fund its pension plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585 + Details
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- Definition The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt. + References No definition available. + 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=31042434&loc=d3e3179-108585 + Details
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- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4K -URI http://asc.fasb.org/extlink&oid=35736750&loc=SL4591552-111686 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4569616-111683 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=18733093&loc=SL4573702-111684 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4J -URI http://asc.fasb.org/extlink&oid=35736750&loc=SL4591551-111686 + Details
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- Definition The cash outflow during the period from the repayment of aggregate short-term and long-term debt and payment of capital lease obligations. + References No definition available. + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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