Segment Information - Schedule of Financial Data by Operating Segment (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Segment Reporting Information [Line Items]
Sales and other operating revenues	$ 2,289	$ 2,955	$ 4,700	$ 5,268
Net income (loss) attributable to Hess Corporation	119	667	465	1,084
Depreciation, depletion and amortization	497	391	988	728
Impairment and other	82	0	82	0
Provision for income taxes	160	328	336	525
Capital expenditures	956	665	1,748	1,245
Assets	22,230		22,230		$ 21,695
Exploration and Production
Segment Reporting Information [Line Items]
Sales and other operating revenues	2,287	2,955	4,696	5,268
Midstream
Segment Reporting Information [Line Items]
Sales and other operating revenues	2	0	4	0
Operating Segments | Exploration and Production
Segment Reporting Information [Line Items]
Sales and other operating revenues	2,287	2,955	4,696	5,268
Net income (loss) attributable to Hess Corporation	155	723	560	1,183
Depreciation, depletion and amortization	450	345	893	637
Impairment and other	82		82
Provision for income taxes	152	321	322	513
Capital expenditures	904	593	1,639	1,136
Assets	15,792		15,792		15,022
Operating Segments | Midstream
Segment Reporting Information [Line Items]
Sales and other operating revenues	324	314	629	626
Net income (loss) attributable to Hess Corporation	62	65	123	137
Depreciation, depletion and amortization	47	44	94	89
Impairment and other	0		0
Provision for income taxes	8	7	14	12
Capital expenditures	52	72	109	109
Assets	3,864		3,864		3,775
Corporate, Interest and Other
Segment Reporting Information [Line Items]
Net income (loss) attributable to Hess Corporation	(98)	(121)	(218)	(236)
Depreciation, depletion and amortization	0	2	1	2
Impairment and other	0		0
Provision for income taxes	0	0	0	0
Capital expenditures	0	0	0	0
Interest income	21	3	41	3
Assets	2,574		2,574		$ 2,898
Eliminations
Segment Reporting Information [Line Items]
Sales and other operating revenues	(322)	(314)	(625)	(626)
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 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	$ 322	$ 314	$ 625	$ 626