Consolidated Income Statement - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Revenues and Other Income
Sales and other operating revenues	$ 29,106	$ 23,693	$ 29,564
Equity in earnings of affiliates	772	52	655
Gain on dispositions	2,177	360	591
Other Income	529	255	125
Total Revenues and Other Income	32,584	24,360	30,935
Cost and expenses
Purchased commodities	12,475	9,994	12,426
Production and operating expenses	5,173	5,667	7,016
Selling, general and administrative expenses	561	723	953
Exploration expenses	938	1,915	4,192
Depreciation, depletion and amortization	6,845	9,062	9,113
Impairments	6,601	139	2,245
Taxes other than income taxes	809	739	901
Accretion on discounted liabilities	362	425	483
Interest and debt expense	1,098	1,245	920
Foreign currency transaction (gains) losses	35	(19)	(75)
Other Expense	302
Total Costs and Expenses	35,199	29,890	38,174
Income (loss) before income taxes	(2,615)	(5,530)	(7,239)
Income Tax Expense (Benefit)	(1,822)	(1,971)	(2,868)
Net income (loss)	(793)	(3,559)	(4,371)
Less: net income attributable to noncontrolling interests	(62)	(56)	(57)
Net income (loss) attributable to ConocoPhillips	$ (855)	$ (3,615)	$ (4,428)
Net Income (Loss) Attributable to ConocoPhillips Per Share of Common Stock (dollars)
Earnings Per Share, Basic	$ (0.7)	$ (2.91)	$ (3.58)
Earnings Per Share, Diluted	(0.7)	(2.91)	(3.58)
Dividends Paid Per Share of Common Stock (dollars)	$ 1.06	$ 1	$ 2.94
Average Common Shares Outstanding (in thousands)
Basic	1,221,038	1,245,440	1,241,919
Diluted	1,221,038	1,245,440	1,241,919