Hess Midstream LP (Detail) shares in Millions, $ in Millions	1 Months Ended	3 Months Ended
	Mar. 31, 2023 USD ($) shares ft³	Mar. 31, 2023 USD ($) ft³	Mar. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)
Variable Interest Entity [Line Items]
Liabilities	$ 13,217	$ 13,217		$ 13,199
Cash and cash equivalents	2,100	2,100		2,486
Property, plant and equipment, net	$ 15,412	$ 15,412		15,098
Gas processing capacity of LM4 | ft³	200,000,000	200,000,000
Joint venture percentage owned by Targa Resources Corp	50.00%	50.00%
Processing fees incurred		$ 5	$ 5
Number of Class B units repurchased by Hess Midstream LP (in shares) | shares	3.6
Proceeds from repurchase of units held by Hess Corporation and Global Infrastructure Partners, by Hess Midstream Operations LP	$ 100
Repurchase of Class B units of Hess Midstream Operations LP		$ (46)
Deferred tax impact to noncontrolling interests from repurchase of units held by parent by consolidated subsidiary	4
Proceeds to noncontrolling interests from repurchase of units held by parent by consolidated subsidiary	50
Percent interest in consolidated entity		41.00%
Capital in Excess of Par
Variable Interest Entity [Line Items]
Repurchase of Class B units of Hess Midstream Operations LP	8	$ 8
Noncontrolling Interests
Variable Interest Entity [Line Items]
Repurchase of Class B units of Hess Midstream Operations LP	$ 8	$ (54)
Little Missouri Four
Variable Interest Entity [Line Items]
Equity Method Investment, Ownership Percentage	50.00%	50.00%
Variable Interest Entity | Hess Midstream LP
Variable Interest Entity [Line Items]
Cash and cash equivalents	$ 4	$ 4		3
Property, plant and equipment, net	3,183	3,183		3,173
Variable Interest Entity | Hess Midstream LP | Nonrecourse
Variable Interest Entity [Line Items]
Liabilities	3,119	3,119		3,027
Variable Interest Entity | Hess Midstream LP | Little Missouri Four
Variable Interest Entity [Line Items]
Equity method investment in LM4	$ 93	$ 93		$ 94