Segment Information - Financial Data by Operating Segments (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting Information [Line Items]
Sales and other operating revenues	$ 7,473	$ 4,667	$ 6,495
Net Income (Loss) Attributable to Hess Corporation	559	(3,093)	(408)
Interest Expense	481	468	380
Depreciation, Depletion and Amortization	1,528	2,074	2,122
Impairment and Other	147	2,126	0
Provision (Benefit) for Income Taxes	600	(11)	461
Investment in Affiliates	197	212
Identifiable Assets	20,515	18,821
Capital Expenditures	1,881	1,931	2,992
Corporate, Interest and Other
Segment Reporting Information [Line Items]
Sales and other operating revenues	0	0	0
Net Income (Loss) Attributable to Hess Corporation	(497)	(482)	(605)
Interest Expense	376	373	317
Depreciation, Depletion and Amortization	1	2	3
Impairment and Other	0	0
Provision (Benefit) for Income Taxes	0	(6)	86
Investment in Affiliates	1	0
Identifiable Assets	2,671	1,534
Capital Expenditures	0	0	0
Eliminations
Segment Reporting Information [Line Items]
Sales and other operating revenues	(1,204)	(1,092)	(848)
Net Income (Loss) Attributable to Hess Corporation	0	0	0
Interest Expense	0	0	0
Depreciation, Depletion and Amortization	0	0	0
Impairment and Other	0	0
Provision (Benefit) for Income Taxes	0	0	0
Investment in Affiliates	0	0
Identifiable Assets	0	0
Capital Expenditures	0	0	0
Exploration and Production
Segment Reporting Information [Line Items]
Sales and other operating revenues	7,473	4,667	6,495
Exploration and Production | Operating Segments
Segment Reporting Information [Line Items]
Sales and other operating revenues	7,473	4,667	6,495
Net Income (Loss) Attributable to Hess Corporation	770	(2,841)	53
Interest Expense	0	0	0
Depreciation, Depletion and Amortization	1,361	1,915	1,977
Impairment and Other	147	2,126
Provision (Benefit) for Income Taxes	585	(12)	375
Investment in Affiliates	94	104
Identifiable Assets	14,173	13,688
Capital Expenditures	1,698	1,678	2,576
Exploration and Production | Eliminations
Segment Reporting Information [Line Items]
Sales and other operating revenues	0	0	0
Midstream
Segment Reporting Information [Line Items]
Sales and other operating revenues	0	0	0
Midstream | Operating Segments
Segment Reporting Information [Line Items]
Sales and other operating revenues	1,204	1,092	848
Net Income (Loss) Attributable to Hess Corporation	286	230	144
Interest Expense	105	95	63
Depreciation, Depletion and Amortization	166	157	142
Impairment and Other	0	0
Provision (Benefit) for Income Taxes	15	7	0
Investment in Affiliates	102	108
Identifiable Assets	3,671	3,599
Capital Expenditures	183	253	416
Midstream | Eliminations
Segment Reporting Information [Line Items]
Sales and other operating revenues	$ 1,204	$ 1,092	$ 848