Statement of Consolidated Cash Flows - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Cash Flows From Operating Activities
Net income (loss)	$ (152)	$ (713)
Adjustments to reconcile to net cash provided by (used in) operating activities
(Gains) losses on asset sales, net	(18)	(2)
Depreciation, depletion and amortization	861	1,478
Exploratory dry hole costs	13	0
Exploration lease and other impairment	20	15
Stock compensation expense	32	44
Noncash (gains) losses on commodity derivatives, net	85	30
Provision (benefit) for deferred income taxes and other tax accruals	(34)	(47)
Loss on debt extinguishment	53	0
Changes in operating assets and liabilities
(Increase) decrease in accounts receivable	(68)	119
(Increase) decrease in inventories	1	(52)
Increase (decrease) in accounts payable and accrued liabilities	(64)	(150)
Increase (decrease) in taxes payable	(34)	(35)
Changes in other operating assets and liabilities	(60)	(173)
Net cash provided by (used in) operating activities	635	514
Cash Flows From Investing Activities
Additions to property, plant and equipment - E&P	(793)	(786)
Additions to property, plant and equipment - Midstream	(100)	(84)
Payments for Midstream equity investments	(41)	0
Proceeds from asset sales	33	179
Other, net	(5)	0
Net cash provided by (used in) investing activities	(906)	(691)
Cash Flows From Financing Activities
Net borrowings (repayments) of debt with maturities of 90 days or less	0	4
Debt with maturities of greater than 90 days – Borrowings	0	0
Debt with maturities of greater than 90 days – Repayments	(591)	(77)
Proceeds from issuance of Hess Midstream Partnership LP units	0	366
Common stock acquired and retired	(890)	0
Cash dividends paid	(176)	(182)
Noncontrolling interests, net	(23)	(175)
Other, net	12	1
Net cash provided by (used in) financing activities	(1,668)	(63)
Net Increase (Decrease) in Cash and Cash Equivalents	(1,939)	(240)
Cash and Cash Equivalents at Beginning of Year	4,847	2,732
Cash and Cash Equivalents at End of Period	$ 2,908	$ 2,492