STATEMENT OF CONSOLIDATED OPERATIONS (Unaudited) (Parenthetical) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Gathering, processing, and transmission	[1]	$ 13,063	$ 16,579	$ 43,466	$ 38,798
General and administrative	[2]	3,242	1,865	8,314	5,126
Affiliated Entity | Apache
Gathering, processing, and transmission		2,200	2,300	7,100	6,600
Affiliated Entity | Service Agreements | Apache
General and administrative		$ 2,100	$ 1,800	$ 4,700	$ 5,100

[1] Includes amounts of $2.2 million and $2.3 million to related parties for the three months ended September 30, 2019 and 2018, respectively, and $7.1 million and $6.6 million for the nine months ended September 30, 2019 and 2018, respectively. Refer to Note 3 — Transactions with Affiliates.

[2] Includes amounts of $2.1 million and $1.8 million to related parties for the three months ended September 30, 2019 and 2018, respectively, and $4.7 million and $5.1 million for the nine months ended September 30, 2019 and 2018, respectively. Refer to Note 3 — Transactions with Affiliates.