Revenue - Disaggregation (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Disaggregation of Revenue
Amortization of customer relationships	$ (17,668)	$ (17,668)	$ (53,004)	$ (53,004)
Total revenue	231,034	224,804	678,432	681,712
Gathering And Processing.
Disaggregation of Revenue
Amortization of customer relationships	(9,271)	(9,271)	(27,814)	(27,813)
Water Handling.
Disaggregation of Revenue
Amortization of customer relationships	(8,397)	(8,397)	(25,190)	(25,191)
Fixed Fee | Gathering And Processing.
Disaggregation of Revenue
Total operating revenues	197,640	188,716	588,154	566,544
Fixed Fee | Water Handling.
Disaggregation of Revenue
Total operating revenues	38,921	33,004	112,722	108,113
Cost plus 3% | Water Handling.
Disaggregation of Revenue
Total operating revenues	19,346	16,952	51,384	48,727
Cost of service fee | Water Handling.
Disaggregation of Revenue
Total operating revenues	4,795	3,800	15,176	11,332
Gathering-low pressure | Gathering And Processing.
Disaggregation of Revenue
Total operating revenues	92,091	87,139	273,188	265,206
Gathering-low pressure rebate | Gathering And Processing.
Disaggregation of Revenue
Total operating revenues	(12,000)		(36,000)
Gathering-high pressure | Gathering And Processing.
Disaggregation of Revenue
Total operating revenues	53,185	51,812	159,504	154,065
Compression | Gathering And Processing.
Disaggregation of Revenue
Total operating revenues	52,364	49,765	155,462	147,273
Fresh water delivery | Water Handling.
Disaggregation of Revenue
Total operating revenues	38,445	33,004	111,609	108,113
Other fluid handling | Water Handling.
Disaggregation of Revenue
Total operating revenues	$ 24,617	$ 20,752	$ 67,673	$ 60,059