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Related-Party Transactions - Additional Information (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2026	Mar. 31, 2025	Mar. 31, 2021	Feb. 03, 2026
Related Party Transaction [Line Items]
WES unit redemption with Occidental	[1]	$ (610,000)	$ 0
Occidental [Member] | WES [Member]
Related Party Transaction [Line Items]
Limited partner's interest		37.30%
Related Parties [Member]
Related Party Transaction [Line Items]
Present value of reduced usage fees				$ 30,000
Related Parties [Member] | Occidental [Member]
Related Party Transaction [Line Items]
Number of common units redeemed					15,300,000
WES unit redemption with Occidental					$ (610,000)
Related Parties [Member] | Occidental [Member] | WES [Member]
Related Party Transaction [Line Items]
Limited partner's interest		38.20%
Natural Gas [Member]
Related Party Transaction [Line Items]
Related-party throughput percentage		33.00%	36.00%
Crude Oil and NGLs Member]
Related Party Transaction [Line Items]
Related-party throughput percentage		92.00%	91.00%
Produced water [Member]
Related Party Transaction [Line Items]
Related-party throughput percentage		38.00%	80.00%
[1] See Note 6.

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