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Intangible Assets and Goodwill, Goodwill (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Changes in carrying amount of goodwill [Roll Forward] |  |  |  |
Balance at beginning of period |  | $ 5,449 | $ 5,449 |
Impairment of goodwill |  | 0 | 0 | $ (296)
Goodwill related to acquisition | [1] | 159 |  |
Balance at end of period |  | 5,608 | 5,449 | 5,449
NGL Pipelines & Services [Member] |  |  |  |
Changes in carrying amount of goodwill [Roll Forward] |  |  |  |
Balance at beginning of period |  | 2,652 | 2,652 |
Goodwill related to acquisition | [1] | 159 |  |
Balance at end of period |  | 2,811 | 2,652 | 2,652
Crude Oil Pipelines & Services [Member] |  |  |  |
Changes in carrying amount of goodwill [Roll Forward] |  |  |  |
Balance at beginning of period |  | 1,841 | 1,841 |
Goodwill related to acquisition | [1] | 0 |  |
Balance at end of period |  | 1,841 | 1,841 | 1,841
Natural Gas Pipelines & Services [Member] |  |  |  |
Changes in carrying amount of goodwill [Roll Forward] |  |  |  |
Balance at beginning of period | [2] | 0 | 0 |
Goodwill related to acquisition | [1] | 0 |  |
Balance at end of period | [2] | 0 | 0 | 0
Accumulated impairment charges |  | 296 |  |
Petrochemical & Refined Products Services [Member] |  |  |  |
Changes in carrying amount of goodwill [Roll Forward] |  |  |  |
Balance at beginning of period | [2] | 956 | 956 |
Goodwill related to acquisition | [1] | 0 |  |
Balance at end of period | [2] | 956 | $ 956 | $ 956
Accumulated impairment charges |  | $ 1 |  |
[1] | This amount represents the goodwill recognized in connection with our acquisition of Navitas Midstream in February 2022. See Note 12 for additional information regarding this acquisition.
[2] | Balances are presented net of historical accumulated impairment losses of $296 million for the Natural Gas Pipelines & Service segment and $1 million for the Petrochemical & Refined Products Services segment. There have been no goodwill impairment charges recognized for the reporting units within the NGL Pipelines & Services and Crude Oil Pipelines & Services segments.

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