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Significant Accounting Policies (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Accounting Policies [Abstract] |  |  |
Excise taxes | $ 1,968,629 | $ 1,930,608 | $ 1,884,035
LKE transaction, required term to facilitate forward agreement before proceeds are reclassified as available cash (in days) | 180 days |  |
Restricted cash | $ 68,571 | $ 0 |
Pipeline And Terminal Facilities [Member] | Minimum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Depreciable life (in years) | 16 years |  |
Pipeline And Terminal Facilities [Member] | Maximum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Depreciable life (in years) | 25 years |  |
Marketing Facilities [Member] | Minimum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Depreciable life (in years) | 3 years |  |
Marketing Facilities [Member] | Maximum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Depreciable life (in years) | 50 years |  |
Nonqualified Stock Options [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Award vesting period (in years) | 3 years |  |
Restricted Stock And Restricted Stock Units [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Award vesting period (in years) | 3 years |  |

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- Definition Like-kind Exchange Transaction, Required Term to Facilitate Forward Agreement Before Proceeds are Reclassified as Available Cash + References No definition available. + Details
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- Definition The amount of excise and sales taxes included in sales and revenues, which are then deducted as a cost of sales. Includes excise taxes, which are applied to specific types of transactions or items (such as gasoline or alcohol); and sales, use and value added taxes, which are applied to a broad class of revenue-producing transactions involving a wide range of goods and services. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 45 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=51667946&loc=d3e61097-111654 + Details
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