Basis of Presentation - Additional Information (Detail)	6 Months Ended	12 Months Ended
Jun. 30, 2022	Dec. 31, 2021
Hess and GIP
Accounting Policies [Line Items]
Noncontrolling interest percentage	81.70%	86.70%

Limited liability company LLC or limited partnership LP managing member or general partner ownership non-controlling economic interest.

No definition available.

Name:	hesm_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerOwnershipNonControllingEconomicInterest
Namespace Prefix:	hesm_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration