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Acquisitions, Divestitures and Other Transactions - Cactus II (Details) $ in Millions | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Nov. 30, 2022 USD ($) | Dec. 31, 2022 USD ($) | Oct. 31, 2022
Cactus II Pipeline LLC |  |  |
Business Acquisition [Line Items] |  |  |
Ownership interest in unconsolidated entity |  | 0.00% | 65.00%
Cactus II Pipeline LLC |  |  |
Business Acquisition [Line Items] |  |  |
Noncontrolling interest, ownership percentage |  | 30.00% |
Cactus II Pipeline LLC | Enbridge |  |  |
Business Acquisition [Line Items] |  |  |
Noncontrolling interest, ownership percentage | 30.00% |  |
Cactus II Pipeline LLC |  |  |
Business Acquisition [Line Items] |  |  |
Additional interest acquired | 5.00% |  |
Fair value amount | $ 1,140 |  |
Consideration transferred | $ 1,556 |  |
Estimated useful lives | 20 years |  |
Business Combination, Step Acquisition, Equity Interest in Acquiree, Percentage |  |  | 65.00%
Business Combination, Step Acquisition, Equity Interest in Acquiree, Including Subsequent Acquisition, Percentage | 70.00% |  |
Cactus II Pipeline LLC | Gain on/(impairment of) 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 | Customer relationships |  |  |
Business Acquisition [Line Items] |  |  |
Estimated useful lives | 20 years |  |
Amortization |  | $ 13 |
Cactus II Pipeline LLC | Level 3 | Measurement Input, Discount Rate | Valuation Technique, Discounted Cash Flow |  |  |
Business Acquisition [Line Items] |  |  |
Business combination, measurement input | 0.138 |  |
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 | 15.00% |  |
Payments to acquire businesses, gross | $ 265 |  |
Cactus II Pipeline LLC | Enbridge |  |  |
Business Acquisition [Line Items] |  |  |
Additional interest acquired | 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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