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Goodwill and Other Intangible Assets Goodwill and Other Intangible Assets (Goodwill Rollforward) (Details) - USD ($) $ in Millions |  |  |  | 12 Months Ended
--- | --- | --- | --- | ---
Oct. 12, 2016 | Jun. 22, 2016 | Dec. 16, 2015 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Goodwill [Roll Forward] |  |  |  |  |  |
Goodwill |  |  |  | $ 1,550 | $ 1,694 |
Impairment in goodwill |  |  |  | 102 | 227 |
Goodwill |  |  |  | 1,430 | 1,550 | $ 1,694
Wholesale Segment [Member] |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |
Goodwill |  |  |  | 770 | 687 |
Impairment in goodwill |  |  |  | 0 | 0 |
Goodwill |  |  |  | 752 | 770 | 687
Retail Segment [Member] |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |
Goodwill |  |  |  | 780 | 1,007 |
Impairment in goodwill |  |  |  | (102) | 227 |
Goodwill |  |  |  | 678 | 780 | 1,007
ETP Merger [Member] | Retail Segment [Member] |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |
Goodwil adjustments related to acquisition |  |  |  |  | 0 |
Alta East, Inc [Member] |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |
Goodwill related to acquisition |  |  | $ 19 |  |  |
Goodwil adjustments related to acquisition |  |  |  |  | 2 |
Alta East, Inc [Member] | Wholesale Segment [Member] |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |
Goodwil adjustments related to acquisition |  |  |  |  | 2 |
Kolkhorst Petroleum Inc [Member] |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |
Goodwill related to acquisition |  | $ 19 |  |  |  |
Goodwil adjustments related to acquisition |  |  |  |  | 3 |
Kolkhorst Petroleum Inc [Member] | Wholesale Segment [Member] |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |
Goodwil adjustments related to acquisition |  |  |  |  | 3 |
Kolkhorst Petroleum Inc [Member] | Retail Segment [Member] |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |
Goodwil adjustments related to acquisition |  |  |  |  | 0 |
Valentine Stores Inc [Member] |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |
Goodwill related to acquisition |  | $ 42 |  |  |  |
Emerge Energy Services L P [Member] |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |
Goodwill related to acquisition |  |  |  |  | 78 |
Goodwil adjustments related to acquisition |  |  |  | (25) |  |
Emerge Energy Services L P [Member] | Wholesale Segment [Member] |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |
Goodwill related to acquisition |  |  |  |  | 78 |
Goodwil adjustments related to acquisition |  |  |  | (25) |  |
Emerge Energy Services L P [Member] | Retail Segment [Member] |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |
Goodwill related to acquisition |  |  |  | 0 | $ 0 |
Denny Oil Company [Member] |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |
Goodwill related to acquisition | $ 19 |  |  |  |  |
Goodwil adjustments related to acquisition |  |  |  | 7 |  |
Denny Oil Company [Member] | Wholesale Segment [Member] |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |
Goodwil adjustments related to acquisition |  |  |  | 7 |  |
Denny Oil Company [Member] | Retail Segment [Member] |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |
Goodwill related to acquisition |  |  |  | $ 0 |  |
Other Acquisition [Member] |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |
Goodwill related to acquisition |  |  |  |  |  | $ 13

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975 + Details
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