TRANSACTIONS WITH AFFILIATES (Details)			3 Months Ended		6 Months Ended		12 Months Ended		14 Months Ended
		Jan. 01, 2022 USD ($)	Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)	Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Nov. 09, 2018 contract
Related Party Transaction [Line Items]
Gathering, processing, and transmission	[1]		$ 9,508,000	$ 14,005,000	$ 20,099,000	$ 30,403,000
General and administrative	[2]		2,988,000	2,081,000	7,166,000	5,072,000
Affiliated Entity | Apache | Service Agreements
Related Party Transaction [Line Items]
Gathering, processing, and transmission			1,300,000	2,000,000.0	2,800,000	4,900,000
General and administrative			1,600,000	1,000,000.0	$ 3,600,000	2,600,000
Affiliated Entity | Apache | Construction, Operations and Maintenance Agreement
Related Party Transaction [Line Items]
Expenses from transactions with related party									$ 3,000,000.0
Related party transaction, prior written notice period					30 days
Related party transaction, maximum direct or indirect interest ownership of voting or other equity securities					50.00%
Affiliated Entity | Apache | Construction, Operations and Maintenance Agreement | Forecast
Related Party Transaction [Line Items]
Expenses from transactions with related party		$ 9,000,000.0					$ 7,000,000.0	$ 5,000,000.0
Affiliated Entity | Apache | Lease Agreements
Related Party Transaction [Line Items]
Base monthly rental charge					$ 44,500
Operating lease expense			$ 200,000	$ 300,000	$ 400,000	$ 500,000
Initial term of lease agreement										4 years
Number of lease renewal term | contract										3
Lessee renewal term										24 months

[1] Includes amounts of $1.3 million and $2.0 million associated with related parties for the three months ended June 30, 2020 and 2019, respectively, and $2.8 million and $4.9 million for the six months ended June 30, 2020 and 2019, respectively. Refer to Note 2—Transactions with Affiliates.

[2] Includes amounts of $1.6 million and $1.0 million associated with related parties for the three months ended June 30, 2020 and 2019, respectively, and $3.6 million and $2.6 million for the six months ended June 30, 2020 and 2019, respectively. Refer to Note 2—Transactions with Affiliates.