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v3.20.2

Investments in Unconsolidated Entities (Details) - USD ($) $ in Millions | 1 Months Ended | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Feb. 29, 2020 | Sep. 30, 2020 | Sep. 30, 2020 | Dec. 31, 2019
Investments in Unconsolidated Entities |  |  |  |
Investments in unconsolidated entities |  | $ 3,743 | $ 3,743 | $ 3,683
Level 3 | Measurement Input, Discount Rate | Valuation Technique, Discounted Cash Flow |  |  |  |
Investments in Unconsolidated Entities |  |  |  |
Discount rate, impairment analysis, cost of capital, theoretical market participant |  |  | 14.00% |
BridgeTex Pipeline Company, LLC |  |  |  |
Investments in Unconsolidated Entities |  |  |  |
Ownership interest in unconsolidated entity |  | 20.00% | 20.00% |
Investments in unconsolidated entities |  | $ 422 | $ 422 | 431
Cactus II Pipeline LLC |  |  |  |
Investments in Unconsolidated Entities |  |  |  |
Ownership interest in unconsolidated entity |  | 65.00% | 65.00% |
Investments in unconsolidated entities |  | $ 781 | $ 781 | 738
Capline Pipeline Company LLC |  |  |  |
Investments in Unconsolidated Entities |  |  |  |
Ownership interest in unconsolidated entity |  | 54.00% | 54.00% |
Investments in unconsolidated entities |  | $ 505 | $ 505 | 484
Diamond Pipeline LLC |  |  |  |
Investments in Unconsolidated Entities |  |  |  |
Ownership interest in unconsolidated entity |  | 50.00% | 50.00% |
Investments in unconsolidated entities |  | $ 482 | $ 482 | 476
Eagle Ford Pipeline LLC |  |  |  |
Investments in Unconsolidated Entities |  |  |  |
Ownership interest in unconsolidated entity |  | 50.00% | 50.00% |
Investments in unconsolidated entities |  | $ 375 | $ 375 | 382
Eagle Ford Terminals Corpus Christi LLC |  |  |  |
Investments in Unconsolidated Entities |  |  |  |
Ownership interest in unconsolidated entity |  | 50.00% | 50.00% |
Investments in unconsolidated entities |  | $ 122 | $ 122 | 126
Red Oak Pipeline LLC |  |  |  |
Investments in Unconsolidated Entities |  |  |  |
Ownership interest in unconsolidated entity |  | 50.00% | 50.00% |
Investments in unconsolidated entities |  | $ 35 | $ 35 | 20
Saddlehorn Pipeline Company, LLC |  |  |  |
Investments in Unconsolidated Entities |  |  |  |
Ownership interest in unconsolidated entity | 30.00% | 30.00% | 30.00% |
Investments in unconsolidated entities |  | $ 199 | $ 199 | 234
Ownership percentage sold | 10.00% |  |  |
Proceeds from sale of interest in unconsolidated entity | $ 78 |  |  |
STACK Pipeline LLC |  |  |  |
Investments in Unconsolidated Entities |  |  |  |
Ownership interest in unconsolidated entity |  | 50.00% | 50.00% |
Investments in unconsolidated entities |  | $ 22 | $ 22 | 117
STACK Pipeline LLC | Level 3 | Measurement Input, Discount Rate | Valuation Technique, Discounted Cash Flow |  |  |  |
Investments in Unconsolidated Entities |  |  |  |
Discount rate, impairment analysis, cost of capital, theoretical market participant |  | 14.00% |  |
White Cliffs Pipeline, LLC |  |  |  |
Investments in Unconsolidated Entities |  |  |  |
Ownership interest in unconsolidated entity |  | 36.00% | 36.00% |
Investments in unconsolidated entities |  | $ 194 | $ 194 | 196
Wink to Webster Pipeline LLC |  |  |  |
Investments in Unconsolidated Entities |  |  |  |
Ownership interest in unconsolidated entity |  | 16.00% | 16.00% |
Investments in unconsolidated entities |  | $ 299 | $ 299 | 136
Other investments |  |  |  |
Investments in Unconsolidated Entities |  |  |  |
Investments in unconsolidated entities |  | 307 | 307 | $ 343
Gain on/(impairment of) investments in unconsolidated entities, net |  |  |  |
Investments in Unconsolidated Entities |  |  |  |
Write down of investments |  | $ 91 | $ 202 |
Gain on/(impairment of) investments in unconsolidated entities, net | Saddlehorn Pipeline Company, LLC |  |  |  |
Investments in Unconsolidated Entities |  |  |  |
Gain on sale of investment in unconsolidated entity | $ 21 |  |  |

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