Consolidated Statements of Income (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Revenues	$ 4,985	$ 4,583
Cost of sales:
Production and delivery	2,737	2,719
Depreciation, depletion and amortization	966	329
Total cost of sales	3,703	3,048
Selling, general and administrative expenses	135	113
Mining exploration and research expenses	30	52
Environmental obligations and shutdown costs	6	15
Total costs and expenses	3,874	3,228
Operating income	1,111	1,355
Interest expense, net	(161)	(57)
Losses on early extinguishment of debt	0	(45)
Other income (expense), net	33	(3)
Income before income taxes and equity in affiliated companies' net earnings	983	1,250
Provision for income taxes	(357)	(428)
Equity in affiliated companies’ net earnings	0	2
Net income	626	824
Net income attributable to noncontrolling interests	(106)	(176)
Preferred dividends attributable to redeemable noncontrolling interest	(10)	0
Net income attributable to FCX common stockholders	$ 510	$ 648
Net income per share attributable to FCX common stockholders:
Basic	$ 0.49	$ 0.68
Diluted	$ 0.49	$ 0.68
Weighted-average common shares outstanding:
Basic	1,038	950
Diluted	1,044	953
Dividends declared per share of common stock	$ 0.3125	$ 0.3125