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Acquisitions, Divestitures and Other Transactions - Cactus II Narrative (Details) $ in Millions | 1 Months Ended |  |
--- | --- | --- | ---
Nov. 30, 2022 USD ($) | Dec. 31, 2023 | Oct. 31, 2022
Cactus II Pipeline LLC |  |  |
Business Acquisition [Line Items] |  |  |
Ownership Interest in Unconsolidated Entity Prior to Acquisition (as a percent) |  |  | 65.00%
Cactus II Pipeline LLC |  |  |
Business Acquisition [Line Items] |  |  |
Noncontrolling interest, ownership (as a percent) |  | 30.00% |
Cactus II Pipeline LLC | Enbridge |  |  |
Business Acquisition [Line Items] |  |  |
Noncontrolling interest, ownership (as a percent) | 30.00% |  |
Cactus II Pipeline LLC |  |  |
Business Acquisition [Line Items] |  |  |
Additional interest acquired (as a percent) | 5.00% |  |
Business combination, step acquisition, equity interest in acquiree, including subsequent acquisition (as a percent) | 70.00% |  |
Business combination, step acquisition, equity interest in acquire (as a percent) |  |  | 65.00%
Fair value amount | $ 1,140 |  |
Consideration transferred | 1,556 |  |
Cactus II Pipeline LLC | Gains/(losses) on investments in unconsolidated entities, net |  |  |
Business Acquisition [Line Items] |  |  |
Equity interest in acquiree, remeasurement gain | 370 |  |
Cactus II Pipeline LLC | Noncontrolling Interests |  |  |
Business Acquisition [Line Items] |  |  |
Noncontrolling interest, increase from business combination | $ 526 |  |
Cactus II Pipeline LLC | Level 3 | Measurement Input, Discount Rate | Valuation Technique, Discounted Cash Flow |  |  |
Business Acquisition [Line Items] |  |  |
Business combination, measurement input | 0.14 |  |
Cactus II Pipeline LLC | Level 3 | Measurement Input, Discount Rate | Valuation Technique, Discounted Cash Flow | Intangible Assets |  |  |
Business Acquisition [Line Items] |  |  |
Business combination, measurement input | 0.18 |  |
Cactus II Pipeline LLC | Western Midstream Partners, LP |  |  |
Business Acquisition [Line Items] |  |  |
Payments to acquire businesses, gross | $ 88 |  |
Cactus II Pipeline LLC | Plains and Enbridge | Western Midstream Partners, LP |  |  |
Business Acquisition [Line Items] |  |  |
Additional interest acquired (as a percent) | 15.00% |  |
Payments to acquire businesses, gross | $ 265 |  |
Cactus II Pipeline LLC | Enbridge |  |  |
Business Acquisition [Line Items] |  |  |
Additional interest acquired (as a percent) | 10.00% |  |
Cactus II Pipeline LLC | Enbridge | Western Midstream Partners, LP |  |  |
Business Acquisition [Line Items] |  |  |
Payments to acquire businesses, gross | $ 177 |  |

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