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Acquisitions - Additional Information (Details) - USD ($) $ in Millions						12 Months Ended
	Dec. 16, 2019	Dec. 15, 2019	Oct. 03, 2019	Mar. 22, 2019	Mar. 01, 2019	Dec. 31, 2019
Business Acquisition [Line Items]
Cash paid for business acquisition, net of cash acquired						$ 89.2
Restructuring costs						$ 26.2
Hess Infrastructure Partners LP Acquisition
Business Acquisition [Line Items]
Percentage of ownership interest	80.00%
Cash consideration	$ 601.8
Stock split conversion ratio	1
Hess Infrastructure Partners LP Acquisition \| Common Class A
Business Acquisition [Line Items]
Units representing noncontrolling limited partner interests	898,000
Hess Infrastructure Partners LP Acquisition \| Class B Shares
Business Acquisition [Line Items]
Units representing noncontrolling limited partner interests	266,416,928
Hess Water Services Holdings Limited Liability Company
Business Acquisition [Line Items]
Percentage of ownership interest	100.00%		100.00%
Hess Water Services and Hess Midstream Partners GP Limited Partner
Business Acquisition [Line Items]
Percentage of ownership interest	100.00%	100.00%
Hess Infrastructure Partners LP
Business Acquisition [Line Items]
Percentage of membership interest acquired					100.00%
Cash paid for business acquisition, net of cash acquired					$ 225.0
Hess
Business Acquisition [Line Items]
Business combination consideration transferred in excess of book value of net assets acquired as capital distribution					$ 156.1
Tioga System Acquisition
Business Acquisition [Line Items]
Percentage of membership interest acquired				100.00%
Cash paid for business acquisition, net of cash acquired				$ 89.2
Potential contingent payments, subject to certain future performance metrics				$ 10.0
Hess Infrastructure Partners LP Acquisition
Business Acquisition [Line Items]
Stock split conversion ratio	1
Restructuring costs	$ 26.2
Hess Infrastructure Partners LP Acquisition \| Common Class A
Business Acquisition [Line Items]
Units representing noncontrolling limited partner interests	898,000
Hess Infrastructure Partners LP Acquisition \| Class B Shares
Business Acquisition [Line Items]
Units representing noncontrolling limited partner interests	266,416,928
Cash consideration	$ 601.8