Segment Information - Schedule of Financial Data by Operating Segment (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Segment Reporting Information [Line Items]
Sales and other operating revenues	$ 3,202	$ 2,289	$ 6,511	$ 4,700
Net income (loss) attributable to Hess Corporation	757	119	1,729	465
Depreciation, depletion and amortization	600	497	1,157	988
Impairment and other	0	82	0	82
Provision for income taxes	296	160	644	336
Capital expenditures	1,193	956	2,116	1,748
Assets	25,810		25,810		$ 24,007
Exploration and Production
Segment Reporting Information [Line Items]
Sales and other operating revenues	3,195	2,287	6,498	4,696
Midstream
Segment Reporting Information [Line Items]
Sales and other operating revenues	7	2	13	4
Operating Segments | Exploration and Production
Segment Reporting Information [Line Items]
Sales and other operating revenues	3,195	2,287	6,498	4,696
Net income (loss) attributable to Hess Corporation	765	155	1,762	560
Depreciation, depletion and amortization	550	450	1,057	893
Impairment and other		82		82
Provision for income taxes	280	152	614	322
Capital expenditures	1,120	904	2,008	1,639
Assets	19,203		19,203		17,931
Operating Segments | Midstream
Segment Reporting Information [Line Items]
Sales and other operating revenues	365	324	721	629
Net income (loss) attributable to Hess Corporation	66	62	133	123
Depreciation, depletion and amortization	50	47	100	94
Impairment and other		0		0
Provision for income taxes	16	8	30	14
Capital expenditures	73	52	108	109
Assets	4,264		4,264		3,984
Corporate, Interest and Other
Segment Reporting Information [Line Items]
Net income (loss) attributable to Hess Corporation	(74)	(98)	(166)	(218)
Depreciation, depletion and amortization	0	0	0	1
Impairment and other		0		0
Provision for income taxes	0	0	0	0
Capital expenditures	0	0	0	0
Interest income	18	21	35	41
Assets	2,343		2,343		$ 2,092
Eliminations
Segment Reporting Information [Line Items]
Sales and other operating revenues	(358)	(322)	(708)	(625)
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	$ 358	$ 322	$ 708	$ 625