Statement of Consolidated Cash Flows - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Cash Flows From Operating Activities
Net income (loss)	$ (1,178)	$ (1,208)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities
(Gains) losses on asset sales, net	(27)	(50)
Depreciation, depletion and amortization	2,476	2,972
Exploratory dry hole costs	234	180
Exploration lease impairment	33	139
Impairment	0	385
Loss from equity affiliates	0	10
Stock compensation expense	69	71
Provision (benefit) for deferred income taxes and other tax accruals	(973)	(819)
Loss on debt extinguishment	80	0
(Income) loss from discontinued operations, net of income taxes	0	40
Changes in operating assets and liabilities
(Increase) decrease in accounts receivable	278	489
(Increase) decrease in inventories	1	(17)
Increase (decrease) in accounts payable and accrued liabilities	(266)	(449)
Increase (decrease) in taxes payable	(28)	(230)
Changes in other operating assets and liabilities	(230)	(124)
Cash provided by (used in) operating activities - continuing operations	469	1,389
Cash provided by (used in) operating activities - discontinued operations	0	(31)
Net cash provided by (used in) operating activities	469	1,358
Cash Flows From Investing Activities
Additions to property, plant and equipment - E&P	(1,578)	(3,232)
Additions to property, plant and equipment - Bakken Midstream	(186)	(154)
Proceeds from asset sales	80	25
Other, net	18	(44)
Cash provided by (used in) investing activities - continuing operations	(1,666)	(3,405)
Cash provided by (used in) investing activities - discontinued operations	0	108
Net cash provided by (used in) investing activities	(1,666)	(3,297)
Cash Flows From Financing Activities
Debt with maturities of greater than 90 days – Borrowings	1,501	600
Debt with maturities of greater than 90 days – Repayments	(825)	(51)
Proceeds from issuance of preferred stock	557	0
Proceeds from issuance of common stock	1,087	0
Common stock acquired and retired	0	(142)
Cash dividends paid	(260)	(215)
Noncontrolling interests, net	0	2,329
Other, net	(50)	(13)
Cash provided by (used in) financing activities - continuing operations	2,010	2,508
Cash provided by (used in) financing activities - discontinued operations	0	0
Net cash provided by (used in) financing activities	2,010	2,508
Net Increase (Decrease) in Cash and Cash Equivalents	813	569
Cash and Cash Equivalents at Beginning of Year	2,716	2,444
Cash and Cash Equivalents at End of Period	$ 3,529	$ 3,013