CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Cash flow from operating activities:
Net income	$ 3,441,000,000	[1]	$ 3,980,000,000	[2]	$ 5,747,000,000
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, depletion and amortization	2,797,000,000		1,179,000,000		1,022,000,000
Net losses on crude oil and natural gas derivative contracts	334,000,000		0		0
Gain on investment in McMoRan Exploration Co. (MMR)	(128,000,000)		0		0
Stock-based compensation	173,000,000		100,000,000		117,000,000
Pension plans contributions	(71,000,000)		(140,000,000)		(46,000,000)
Net charges for environmental and asset retirement obligations, including accretion	164,000,000		22,000,000		208,000,000
Payments for environmental and asset retirement obligations	(237,000,000)		(246,000,000)		(170,000,000)
Losses on early extinguishment of debt	35,000,000		168,000,000		68,000,000
Deferred income taxes	277,000,000		269,000,000		523,000,000
Increase in long-term mill and leach stockpiles	(431,000,000)		(269,000,000)		(262,000,000)
Other, net	162,000,000		128,000,000		(126,000,000)
(Increases) decreases in working capital and changes in other tax payments, excluding amounts from acquisitions:
Accounts receivable	49,000,000		(365,000,000)		1,246,000,000
Inventories	(288,000,000)		(729,000,000)		(431,000,000)
Other current assets	26,000,000		(76,000,000)		(57,000,000)
Accounts payable and accrued liabilities	(359,000,000)		209,000,000		(387,000,000)
Accrued income taxes and changes in other tax payments	195,000,000		(456,000,000)		(832,000,000)
Net cash provided by operating activities	6,139,000,000		3,774,000,000		6,620,000,000
Capital expenditures:
North America copper mines	(1,066,000,000)		(825,000,000)		(494,000,000)
South America	(1,145,000,000)		(931,000,000)		(603,000,000)
Indonesia	(1,030,000,000)		(843,000,000)		(648,000,000)
Africa	(205,000,000)		(539,000,000)		(193,000,000)
Molybdenum mines	(164,000,000)		(245,000,000)		(438,000,000)
U.S. oil and gas operations	(1,436,000,000)		0		0
Other	(240,000,000)		(111,000,000)		(158,000,000)
Acquisition of Plains Exploration & Production Company, net of cash acquired	(3,465,000,000)		0		0
Acquisition of MMR, net of cash acquired	(1,628,000,000)		0		0
Acquisition of cobalt chemical business, net of cash acquired	(348,000,000)		0		0
Restricted cash and other, net	(181,000,000)		31,000,000		(1,000,000)
Net cash used in investing activities	(10,908,000,000)		(3,463,000,000)		(2,535,000,000)
Cash flow from financing activities:
Proceeds from debt	11,501,000,000		3,029,000,000		48,000,000
Repayments of debt	(5,476,000,000)		(3,186,000,000)		(1,313,000,000)
Redemption of MMR preferred stock	(228,000,000)		0		0
Cash dividends and distributions paid:
Common stock	(2,281,000,000)		(1,129,000,000)		(1,423,000,000)
Noncontrolling interests	(256,000,000)		(113,000,000)		(391,000,000)
Debt financing costs	(113,000,000)		(51,000,000)		(10,000,000)
Contributions from noncontrolling interests	0		15,000,000		62,000,000
Net (payments for) proceeds from stock-based awards	(97,000,000)		(1,000,000)		3,000,000
Excess tax (expense) benefit from stock-based awards	(1,000,000)		8,000,000		23,000,000
Net cash provided by (used in) financing activities	3,049,000,000		(1,428,000,000)		(3,001,000,000)
Net (decrease) increase in cash and cash equivalents	(1,720,000,000)		(1,117,000,000)		1,084,000,000
Cash and cash equivalents at beginning of year	3,705,000,000				4,822,000,000
Cash and cash equivalents at end of year	$ 1,985,000,000		$ 3,705,000,000

[1] 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.

[2] 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.