CONSOLIDATED BALANCE SHEETS (USD $) In Millions, unless otherwise specified	Dec. 31, 2014		Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 464		$ 1,985
Trade accounts receivable	953		1,728
Income and other tax receivables	1,322		695
Other accounts receivable	288		139
Inventories:
Materials and supplies, net	1,886	[1]	1,730	[1]
Mill and leach stockpiles	1,914		1,705
Product	1,561		1,583
Other current assets	657		407
Total current assets	9,045		9,972
Property, plant, equipment and mining development costs, net	26,220		24,042
Oil and gas properties, net - full cost method:
Subject to amortization, less accumulated amortization of $7,360 and $1,357, respectively	9,187		12,472
Not subject to amortization	10,087		10,887
Long-term mill and leach stockpiles	2,179		2,386
Goodwill	0		1,916
Other assets	2,077		1,798
Total assets	58,795		63,473
Current liabilities:
Accounts payable and accrued liabilities	3,653		3,708
Dividends payable	335		333
Current portion of debt	478		312
Current portion of environmental and asset retirement obligations	296		236
Accrued income taxes	410		184
Total current liabilities	5,172		4,773
Long-term debt, less current portion	18,492		20,394
Deferred income taxes	6,398		7,410
Environmental and asset retirement obligations, less current portion	3,647		3,259
Other liabilities	1,861		1,690
Total liabilities	35,570		37,526
Redeemable noncontrolling interest	751		716
Stockholders’ equity:
Common stock, par value $0.10, 1,167 shares and 1,165 shares issued, respectively	117		117
Capital in excess of par value	22,281		22,161
Retained earnings	128		2,742
Accumulated other comprehensive loss	(544)		(405)
Common stock held in treasury – 128 shares and 127 shares, respectively, at cost	(3,695)		(3,681)
Total stockholders’ equity	18,287		20,934
Noncontrolling interests	4,187		4,297
Total equity	22,474		25,231
Total liabilities and equity	$ 58,795		$ 63,473

[1] Materials and supplies inventory was net of obsolescence reserves totaling $20 million at December 31, 2014, and $24 million at December 31, 2013.