Consolidated Statements of Operations - WES Operating - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenues and other
Revenues and other	[1]	$ 837,568	$ 763,840	$ 2,472,284	$ 2,157,945
Equity income, net – related parties		41,317	48,506	139,388	159,337
Operating expenses
Cost of product		106,833	83,232	328,237	250,245
Operation and maintenance		190,514	140,838	487,643	434,198
General and administrative		48,185	50,409	144,635	139,973
Property and other taxes		19,390	13,641	60,494	45,992
Depreciation and amortization		156,837	139,002	430,455	407,404
Long-lived asset and other impairments		4	1,594	94	29,198
Total operating expenses	[2]	521,763	428,716	1,451,558	1,307,010
Gain (loss) on divestiture and other, net		(104)	(364)	(884)	278
Operating income (loss)		357,018	383,266	1,159,230	1,010,550
Interest expense		(83,106)	(93,257)	(249,333)	(287,040)
Gain (loss) on early extinguishment of debt		0	(24,655)	91	(24,944)
Other income (expense), net		56	110	117	(1,013)
Income (loss) before income taxes		273,968	265,464	910,105	697,553
Income tax expense (benefit)		387	1,826	3,683	4,403
Net income (loss)		273,581	263,638	906,422	693,150
Net income (loss) attributable to noncontrolling interest		7,836	7,913	25,643	20,375
Net income (loss) attributable to Western Midstream Operating, LP		265,745	255,725	880,779	672,775
Service Revenues - Fee Based [Member]
Revenues and other
Revenues and other		666,555	650,482	1,954,105	1,841,742
Service Revenues - Product Based [Member]
Revenues and other
Revenues and other		91,356	28,812	202,721	88,267
Product Sales [Member]
Revenues and other
Revenues and other		79,430	84,298	314,755	227,359
Other [Member]
Revenues and other
Revenues and other		227	248	703	577
WES Operating [Member]
Revenues and other
Revenues and other	[3]	837,568	763,840	2,472,284	2,157,945
Equity income, net – related parties		41,317	48,506	139,388	159,337
Operating expenses
Cost of product		106,833	83,232	328,237	250,245
Operation and maintenance		190,514	140,838	487,643	434,198
General and administrative		47,783	50,689	142,871	137,767
Property and other taxes		19,390	13,641	60,494	45,992
Depreciation and amortization		156,837	139,002	430,455	407,404
Long-lived asset and other impairments		4	1,594	94	29,198
Total operating expenses	[4]	521,361	428,996	1,449,794	1,304,804
Gain (loss) on divestiture and other, net		(104)	(364)	(884)	278
Operating income (loss)		357,420	382,986	1,160,994	1,012,756
Interest expense		(83,106)	(93,257)	(249,333)	(287,040)
Gain (loss) on early extinguishment of debt		0	(24,655)	91	(24,944)
Other income (expense), net		45	106	99	(1,022)
Income (loss) before income taxes		274,359	265,180	911,851	699,750
Income tax expense (benefit)		387	1,823	3,683	4,400
Net income (loss)		273,972	263,357	908,168	695,350
Net income (loss) attributable to noncontrolling interest		2,404	2,699	7,627	6,596
Net income (loss) attributable to Western Midstream Operating, LP		271,568	260,658	900,541	688,754
WES Operating [Member] | Service Revenues - Fee Based [Member]
Revenues and other
Revenues and other		666,555	650,482	1,954,105	1,841,742
WES Operating [Member] | Service Revenues - Product Based [Member]
Revenues and other
Revenues and other		91,356	28,812	202,721	88,267
WES Operating [Member] | Product Sales [Member]
Revenues and other
Revenues and other		79,430	84,298	314,755	227,359
WES Operating [Member] | Other [Member]
Revenues and other
Revenues and other		$ 227	$ 248	$ 703	$ 577

[1] Total revenues and other includes related-party amounts of $476.5 million and $1.4 billion for the three and nine months ended September 30, 2022, respectively, and $431.7 million and $1.2 billion for the three and nine months ended September 30, 2021, respectively. See Note 6.

[2] Total operating expenses includes related-party amounts of $(4.5) million and $(33.3) million for the three and nine months ended September 30, 2022, respectively, and $22.7 million and $91.5 million for the three and nine months ended September 30, 2021, respectively. See Note 6.

[3] Total revenues and other includes related-party amounts of $476.5 million and $1.4 billion for the three and nine months ended September 30, 2022, respectively, and $431.7 million and $1.2 billion for the three and nine months ended September 30, 2021, respectively. See Note 6.

[4] Total operating expenses includes related-party amounts of $(3.7) million and $(30.9) million for the three and nine months ended September 30, 2022, respectively, and $23.7 million and $93.6 million for the three and nine months ended September 30, 2021, respectively. See Note 6.