Related Party Transactions (Tables)

3 Months Ended

Mar. 31, 2023

Related Party Transactions [Abstract]

Summary of Revenues From Contracts With Customers on Disaggregated Basis

Revenues from contracts with customers on a disaggregated basis are as follows:

	Three Months Ended March 31,
	2023		2022
(in millions)
Oil and gas gathering services	$	144.6	$	145.3
Processing and storage services		113.8		113.8
Terminaling and export services		25.2		34.7
Water gathering and disposal services		19.8		18.3
Total revenues from contracts with customers	$	303.4	$	312.1
Other income		1.6		0.3
Total revenues	$	305.0	$	312.4

Summary of MVC Shortfall Fees Earned

The following table presents MVC shortfall fees earned during each period:

	Three Months Ended March 31,
	2023			2022
(in millions)
Oil and gas gathering services	$	2.2		$	21.3
Processing and storage services		(0.3	)		6.3
Terminaling and export services		2.4			6.3
Total	$	4.3		$	33.9

Summary of Third-party Pass-through Costs for Which Revenues in Amount Equal to Costs are Recognized and Classification of Charges between Operating and Maintenance Expenses and General and Administrative Expenses

The following table presents third-party pass-through costs for which we recognize revenues in an amount equal to the costs. These third-party costs are included in Operating and maintenance expenses in the accompanying unaudited consolidated statements of operations.

	Three Months Ended March 31,
	2023			2022
(in millions)
Electricity and other related fees	$	11.0		$	10.5
Produced water trucking and disposal costs		8.3			7.9
Rail transportation costs		(1.8	)		4.3
Total	$	17.5		$	22.7

For the three months ended March 31, 2023 and 2022, we had the following charges from Hess. The classification of these charges between operating and maintenance expenses and general and administrative expenses is based on the fundamental nature of the services being performed for our operations.

	Three Months Ended March 31,
	2023		2022
(in millions)
Operating and maintenance expenses	$	17.9	$	16.9
General and administrative expenses		3.9		3.7
Total	$	21.8	$	20.6

Summary of Activity Related to Agreements with Related Party

For the three months ended March 31, 2023 and 2022, we had the following activity related to our agreements with LM4:

	Three Months Ended March 31,
	2023		2022
(in millions)
Processing fee incurred	$	5.0	$	4.5
Earnings from equity investments		1.6		0.4
Distributions received from equity investments		2.6		4.7