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Related Party Transactions - Summary of Third-party Pass-through Costs for Which Revenues in Amount Equal to Costs are Recognized (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Related Party Transaction [Line Items]
Reimbursement revenue	$ 413.5	$ 364.6	$ 794.5	$ 719.3
Hess
Related Party Transaction [Line Items]
Total	27.2	23.1	51.8	46.3
Hess | Electricity and Other Related Fees
Related Party Transaction [Line Items]
Reimbursement revenue	15.3	13.6	29.8	27.0
Hess | Produced Water Trucking and Disposal Costs
Related Party Transaction [Line Items]
Reimbursement revenue	$ 11.9	$ 9.5	$ 22.0	$ 19.3

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