Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenues and other
Revenues and other	[1]	$ 876,419	$ 719,131	$ 1,634,716	$ 1,394,105
Equity income, net – related parties		48,464	58,666	98,071	110,831
Operating expenses
Cost of product		148,556	78,044	221,404	167,013
Operation and maintenance		168,153	153,028	297,129	293,360
General and administrative		47,848	44,448	96,450	89,564
Property and other taxes		22,662	17,967	41,104	32,351
Depreciation and amortization		139,036	137,849	273,618	268,402
Long-lived asset and other impairments		90	12,738	90	27,604
Total operating expenses	[2]	526,345	444,074	929,795	878,294
Gain (loss) on divestiture and other, net		(1,150)	1,225	(780)	642
Operating income (loss)		397,388	334,948	802,212	627,284
Interest expense		(80,772)	(95,290)	(166,227)	(193,783)
Gain (loss) on early extinguishment of debt		91	0	91	(289)
Other income (expense), net		(45)	84	61	(1,123)
Income (loss) before income taxes		316,662	239,742	636,137	432,089
Income tax expense (benefit)		1,491	1,465	3,296	2,577
Net income (loss)		315,171	238,277	632,841	429,512
Net income (loss) attributable to noncontrolling interests		8,854	7,018	17,807	12,462
Net income (loss) attributable to Western Midstream Partners, LP		306,317	231,259	615,034	417,050
Limited partners' interest in net income (loss):
Net income (loss) attributable to Western Midstream Partners, LP		306,317	231,259	615,034	417,050
General partner interest in net (income) loss		(6,767)	(4,964)	(13,550)	(8,957)
Limited partners' interest in net income (loss)	[3]	$ 299,550	$ 226,295	$ 601,484	$ 408,093
Net income (loss) per common unit - basic	[3]	$ 0.74	$ 0.55	$ 1.49	$ 0.99
Net income (loss) per common unit - diluted	[3]	$ 0.74	$ 0.55	$ 1.49	$ 0.99
Weighted-average common units outstanding - basic	[3]	403,027	413,070	403,140	413,087
Weighted-average common units outstanding - diluted	[3]	404,162	413,720	404,280	413,557
Service Revenues - Fee Based [Member]
Revenues and other
Revenues and other		$ 655,952	$ 618,985	$ 1,287,550	$ 1,191,260
Service Revenues - Product Based [Member]
Revenues and other
Revenues and other		70,498	27,803	111,365	59,455
Product Sales [Member]
Revenues and other
Revenues and other		149,736	72,256	235,325	143,061
Other [Member]
Revenues and other
Revenues and other		$ 233	$ 87	$ 476	$ 329

[1] Total revenues and other includes related-party amounts of $456.8 million and $885.5 million for the three and six months ended June 30, 2022, respectively, and $415.4 million and $793.7 million for the three and six months ended June 30, 2021, respectively. See Note 6.

[2] Total operating expenses includes related-party amounts of $(11.2) million and $(28.8) million for the three and six months ended June 30, 2022, respectively, and $29.0 million and $68.8 million for the three and six months ended June 30, 2021, respectively. See Note 6.

[3] See Note 5.