Segment Information - Financial Data by Operating Segment (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Segment Reporting Information [Line Items]
Operating Revenues - Third parties	$ 1,277	$ 973
Intersegment Revenues	0	0
Operating Revenues	1,277	973
Net Income (Loss) attributable to Hess Corporation	(324)	(509)
Depreciation, Depletion and Amortization	737	868
Provision (Benefit) for Income Taxes	(13)	(346)
Capital Expenditures	370	540
Identifiable assets	28,100		$ 28,621
Exploration and Production
Segment Reporting Information [Line Items]
Operating Revenues - Third parties	1,275	971
Intersegment Revenues	0	0
Operating Revenues	1,275	971
Net Income (Loss) attributable to Hess Corporation	(233)	(453)
Depreciation, Depletion and Amortization	703	837
Provision (Benefit) for Income Taxes	(20)	(315)
Capital Expenditures	342	504
Identifiable assets	22,481		22,856
Midstream
Segment Reporting Information [Line Items]
Operating Revenues - Third parties	2	2
Intersegment Revenues	147	133
Operating Revenues	149	135
Net Income (Loss) attributable to Hess Corporation	18	16
Depreciation, Depletion and Amortization	32	28
Provision (Benefit) for Income Taxes	11	9
Capital Expenditures	28	36
Identifiable assets	3,166		3,165
Corporate, Interest and Other
Segment Reporting Information [Line Items]
Operating Revenues - Third parties	0	0
Intersegment Revenues	0	0
Operating Revenues	0	0
Net Income (Loss) attributable to Hess Corporation	(109)	(72)
Depreciation, Depletion and Amortization	2	3
Provision (Benefit) for Income Taxes	(4)	(40)
Capital Expenditures	0	0
Identifiable assets	2,453		$ 2,600
Eliminations
Segment Reporting Information [Line Items]
Operating Revenues - Third parties	0	0
Intersegment Revenues	(147)	(133)
Operating Revenues	(147)	(133)
Net Income (Loss) attributable to Hess Corporation	0	0
Depreciation, Depletion and Amortization	0	0
Provision (Benefit) for Income Taxes	0	0
Capital Expenditures	$ 0	$ 0