Description of Business	6 Months Ended
Jun. 30, 2021
Description Of Business [Abstract]
Description of Business	Note 1. Description of Business Hess Midstream LP (“the Company”) is a fee-based, growth-oriented, Delaware limited partnership that operates, develops and acquires a diverse set of midstream assets and provides fee-based services to Hess Corporation (“Hess”) and third-party customers. We are managed and controlled by Hess Midstream GP LLC, the general partner of our general partner that is owned 50/50 by Hess and GIP II Blue Holding Partnership, L.P. (“GIP” and together with Hess, the “Sponsors”). Our assets are primarily located in the Bakken and Three Forks shale plays in the Williston Basin area of North Dakota, which we collectively refer to as the Bakken. Our assets and operations are organized into the following three reportable segments: (1) gathering, (2) processing and storage and (3) terminaling and export (see Note 13, Segments). Unless the context otherwise requires, references in this report to the “Company,” “we,” “our,” “us” or like terms, refer to Hess Midstream LP and its subsidiaries.

The entire disclosure for the business description and basis of presentation concepts. Business description describes the nature and type of organization including but not limited to organizational structure as may be applicable to holding companies, parent and subsidiary relationships, business divisions, business units, business segments, affiliates and information about significant ownership of the reporting entity. Basis of presentation describes the underlying basis used to prepare the financial statements (for example, US Generally Accepted Accounting Principles, Other Comprehensive Basis of Accounting, IFRS).

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