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v3.20.4

Reportable Segments (Assets Segments) (Details) - USD ($) $ in Millions | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | --- | ---
Assets | $ 95,144 | $ 98,973 | $ 88,413
Intrastate Transportation And Storage [Member] |  |  |
Assets | 7,549 | 6,648 | 6,365
Interstate Transportation and Storage [Member] |  |  |
Assets | 17,730 | 18,111 | 15,081
Midstream [Member] |  |  |
Assets | 18,816 | 20,332 | 19,745
NGL and refined products transportation and services [Member] |  |  |
Assets | 21,578 | 19,145 | 18,267
Crude oil transportation and services [Member] |  |  |
Assets | 18,335 | 22,933 | 18,189
Investment In Sunoco LP [Member] |  |  |
Assets | 5,267 | 5,438 | 4,879
Investment In USAC [Member] |  |  |
Assets | 2,949 | 3,730 | 3,775
Corporate and Other [Member] |  |  |
Assets | $ 2,920 | $ 2,636 | $ 2,112

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