Consolidated Statements of Income (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Revenues	$ 4,475	$ 5,814	$ 9,080	$ 11,523
Cost of sales:
Production and delivery	2,622	2,557	5,050	4,934
Depreciation, depletion and amortization	291	267	558	499
Total cost of sales	2,913	2,824	5,608	5,433
Selling, general and administrative expenses	97	107	201	221
Exploration and research expenses	73	66	135	116
Environmental obligations and shutdown costs	81	60	91	60
Total costs and expenses	3,164	3,057	6,035	5,830
Operating income	1,311	2,757	3,045	5,693
Interest expense, net	(43)	(74)	(106)	(172)
Losses on early extinguishment of debt	0	(61)	(168)	(68)
Other (expense) income, net	51	2	38	12
Income before income taxes and equity in affiliated companies' net earnings	1,319	2,624	2,809	5,465
Provision for income taxes	(422)	(906)	(913)	(1,890)
Equity in affiliated companies' net earnings	(3)	8	(1)	12
Net income	894	1,726	1,895	3,587
Net income attributable to noncontrolling interests	(184)	(358)	(421)	(720)
Net income attributable to FCX common stockholders	$ 710	$ 1,368	$ 1,474	$ 2,867
Net income per share attributable to FCX common stockholders:
Basic	$ 0.75	$ 1.44	$ 1.55	$ 3.03
Diluted	$ 0.74	$ 1.43	$ 1.55	$ 3.00
Weighted-average common shares outstanding:
Basic	949	947	949	947
Diluted	953	956	954	956
Dividends declared per share of common stock	$ 0.3125	$ 0.75	$ 0.625	$ 1