v3.8.0.1

Operating Segments Operating Segments, Identifiable Assets (Details) - USD ($) $ in Millions | Sep. 30, 2017 | Dec. 31, 2016 | Sep. 30, 2016 | Dec. 31, 2015
--- | --- | --- | --- | ---
Property, Plant and Equipment |  |  |  |  |  |
Assets |  | $ 8,174 | [1] | $ 5,860 |  |
Cash and cash equivalents | [2] | 38 | [1] | 688 | $ 497 | $ 16
North Dakota Gathering and Processing Assets [Member] |  |  |  |  |  |
Property, Plant and Equipment |  |  |  |  |  |
Cash and cash equivalents |  |  |  | 673 |  |
Operating Segments [Member] | Terminalling and Transportation |  |  |  |  |  |
Property, Plant and Equipment |  |  |  |  |  |
Assets |  | 2,508 |  | 1,768 |  |
Operating Segments [Member] | Gathering and Processing |  |  |  |  |  |
Property, Plant and Equipment |  |  |  |  |  |
Assets |  | 5,066 |  | 3,392 |  |
Operating Segments [Member] | Wholesale Segment [Member] |  |  |  |  |  |
Property, Plant and Equipment |  |  |  |  |  |
Assets | [3] | 556 |  | 0 |  |
Corporate and Other [Member] |  |  |  |  |  |
Property, Plant and Equipment |  |  |  |  |  |
Assets | [4] | $ 44 |  | $ 700 |  |
[1] | (a)Adjusted to include the historical results of the Predecessors. See Note 1 for further discussion.
[2] | Adjusted to include the historical results of the Predecessors. See Note 1 for further discussion.
[3] | The Wholesale business was acquired by Andeavor Logistics as part of the WNRL Merger on October 30, 2017 and the results are only for the period of June 1, 2017 through the end of the period.
[4] | Other consists mainly of $688 million in cash and cash equivalents as of December 31, 2016, of which $673 million was used to fund the acquisition of the North Dakota Gathering and Processing Assets on January 1, 2017, increasing the Gathering and Processing segment’s identifiable assets as of September 30, 2017.

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