v3.7.0.1

Note 6 - Investment - Equity Method and Joint Ventures Narrative (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2016 USD ($)
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification | $ (84) |
Rendezvous Gas Services, L.L.C. |  |
Equity Method Investment, Ownership Percentage | 78.00% |
Uintah Basin Field Services, LLC |  |
Equity Method Investment, Ownership Percentage | 38.00% |
Three Rivers Gathering, LLC |  |
Equity Method Investment, Ownership Percentage | 50.00% |
4610 Pipe Lines (No Natural Gas) | Rendezvous Gas Services, L.L.C. |  |
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification | $ 295 | [1]
4610 Pipe Lines (No Natural Gas) | Uintah Basin Field Services, LLC |  |
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification | 0 | [1]
4610 Pipe Lines (No Natural Gas) | Three Rivers Gathering, LLC |  |
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification | $ 0 | [1]
[1] | We recognized an increase of $295 million to equity method investments as of January 1, 2016 as a result of the deconsolidation of RGS. The carrying amount of our investment in RGS exceeded the underlying equity in net assets by $135 million at December 31, 2016

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- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66011266&loc=d3e33918-111571 + Details
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