Statement of Consolidated Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Cash Flows From Operating Activities
Net income (loss)	$ (3,941)	$ (6,076)	$ (3,007)
Adjustments to reconcile to net cash provided by (used in) operating activities
(Gains) losses on asset sales, net	86	(23)	(51)
Depreciation, depletion and amortization	2,883	3,244	3,955
Impairment	4,203	67	1,616
Loss from equity affiliates	0	0	25
Exploratory dry hole costs	268	1,064	410
Exploration lease and other impairment	44	145	182
Stock compensation expense	86	73	97
Non-cash (gains) losses on commodity derivatives, net	97	0	48
Provision (benefit) for deferred income taxes and other tax accruals	(2,001)	2,200	(1,319)
Loss on debt extinguishment	0	148	0
(Income) loss from discontinued operations, net of income taxes	0	0	48
Changes in operating assets and liabilities
(Increase) decrease in accounts receivable	(340)	96	793
(Increase) decrease in inventories	(64)	77	29
Increase (decrease) in accounts payable and accrued liabilities	(44)	(87)	(424)
Increase (decrease) in taxes payable	(34)	9	(222)
Changes in other operating assets and liabilities	(298)	(142)	(164)
Net cash provided by (used in) operating activities - continuing operations	945	795	2,016
Net cash provided by (used in) operating activities - discontinued operations	0	0	(35)
Net cash provided by (used in) operating activities	945	795	1,981
Cash Flows From Investing Activities
Additions to property, plant and equipment - E&P	(1,788)	(1,974)	(3,952)
Additions to property, plant and equipment - Midstream	(149)	(277)	(369)
Proceeds from asset sales	3,296	140	50
Other, net	(1)	21	(44)
Net cash provided by (used in) investing activities - continuing operations	1,358	(2,090)	(4,315)
Net cash provided by (used in) investing activities - discontinued operations	0	0	109
Net cash provided by (used in) investing activities	1,358	(2,090)	(4,206)
Cash Flows From Financing Activities
Net borrowings (repayments) of debt with maturities of 90 days or less	(153)	43	110
Debt with maturities of greater than 90 days – Borrowings	800	1,496	600
Debt with maturities of greater than 90 days – Repayments	(459)	(1,455)	(67)
Proceeds from issuance of Hess Midstream Partnership LP units	366	0	0
Proceeds from issuance of preferred stock	0	557	0
Proceeds from issuance of common stock	0	1,087	0
Common stock acquired and retired	(110)	0	(142)
Cash dividends paid	(363)	(350)	(287)
Noncontrolling interests, net	(243)	(23)	2,296
Other, net	(26)	(44)	(13)
Net cash provided by (used in) financing activities - continuing operations	(188)	1,311	2,497
Net cash provided by (used in) financing activities - discontinued operations	0	0	0
Net cash provided by (used in) financing activities	(188)	1,311	2,497
Net Increase (Decrease) in Cash and Cash Equivalents	2,115	16	272
Cash and Cash Equivalents at Beginning of Year	2,732	2,716	2,444
Cash and Cash Equivalents at End of Year	$ 4,847	$ 2,732	$ 2,716