Segment Information - Schedule of Financial Data by Operating Segment (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Segment Reporting Information [Line Items]
Sales and other operating revenues	$ 2,955	$ 1,579	$ 5,268	$ 3,477
Net Income (Loss) attributable to Hess Corporation	667	(73)	1,084	179
Depreciation, depletion and amortization	391	385	728	781
Impairment and other	0	147	0	147
Provision (benefit) for income taxes	328	122	525	245
Capital Expenditures	665	443	1,245	746
Assets	21,180		21,180		$ 20,515
Exploration and Production
Segment Reporting Information [Line Items]
Sales and other operating revenues	2,955	1,579	5,268	3,477
Midstream
Segment Reporting Information [Line Items]
Sales and other operating revenues	0	0	0	0
Operating Segments | Exploration and Production
Segment Reporting Information [Line Items]
Sales and other operating revenues	2,955	1,579	5,268	3,477
Net Income (Loss) attributable to Hess Corporation	723	(25)	1,183	283
Depreciation, depletion and amortization	345	344	637	699
Impairment and other		147		147
Provision (benefit) for income taxes	321	119	513	239
Capital Expenditures	593	396	1,136	676
Assets	14,886		14,886		14,173
Operating Segments | Midstream
Segment Reporting Information [Line Items]
Sales and other operating revenues	314	294	626	583
Net Income (Loss) attributable to Hess Corporation	65	76	137	151
Depreciation, depletion and amortization	44	41	89	81
Impairment and other		0		0
Provision (benefit) for income taxes	7	3	12	6
Capital Expenditures	72	47	109	70
Assets	3,755		3,755		3,671
Corporate, Interest and Other
Segment Reporting Information [Line Items]
Net Income (Loss) attributable to Hess Corporation	(121)	(124)	(236)	(255)
Depreciation, depletion and amortization	2	0	2	1
Impairment and other		0		0
Provision (benefit) for income taxes	0	0	0	0
Capital Expenditures	0	0	0	0
Assets	2,539		2,539		$ 2,671
Eliminations
Segment Reporting Information [Line Items]
Sales and other operating revenues	(314)	(294)	(626)	(583)
Net Income (Loss) attributable to Hess Corporation	0	0	0	0
Depreciation, depletion and amortization	0	0	0	0
Impairment and other		0		0
Provision (benefit) for income taxes	0	0	0	0
Capital Expenditures	0	0	0	0
Eliminations | Exploration and Production
Segment Reporting Information [Line Items]
Sales and other operating revenues	0	0	0	0
Eliminations | Midstream
Segment Reporting Information [Line Items]
Sales and other operating revenues	$ 314	$ 294	$ 626	$ 583