Organization and Principles of Consolidation - Additional Information (Details)
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9 Months Ended |
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Aug. 21, 2015 |
Jul. 31, 2015 |
Apr. 01, 2015 |
Oct. 01, 2014 |
Aug. 29, 2014
shares
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Sep. 25, 2012
shares
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Sep. 30, 2016
state
segment
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Mar. 31, 2016 |
Jan. 01, 2016 |
| Organization Consolidation And Presentation Of Financial Statements [Line Items] |
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| Units sold in IPO | shares |
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10,925,000
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| Percentage of Non economic general partner interest and incentive distribution rights |
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100.00%
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| Ownership Percentage |
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50.10%
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| Percentage of membership interest acquired |
100.00%
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100.00%
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| Number of operating segments | segment |
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2
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| Susser [Member] |
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| Organization Consolidation And Presentation Of Financial Statements [Line Items] |
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| Common and subordinated unit, acquired | shares |
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11,000,000
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| Ownership Percentage |
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100.00%
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| Percentage of membership interest acquired |
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100.00%
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| MACS [Member] |
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| Organization Consolidation And Presentation Of Financial Statements [Line Items] |
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| Percentage of membership interest acquired |
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100.00%
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| Sunoco LLC [Member] |
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| Organization Consolidation And Presentation Of Financial Statements [Line Items] |
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| Ownership Percentage |
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50.10%
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49.90%
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| Percentage of membership interest acquired |
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31.58%
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| Noncontrolling interest, ownership percentage |
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68.42%
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| Sunoco LLC [Member] | Minimum [Member] |
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| Organization Consolidation And Presentation Of Financial Statements [Line Items] |
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| Number of states in which entity operates (more than) |
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26
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| Sunoco Retail LLC [Member] |
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| Organization Consolidation And Presentation Of Financial Statements [Line Items] |
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| Ownership Percentage |
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100.00%
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100.00%
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| Motor Fuels [Member] | Minimum [Member] |
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| Organization Consolidation And Presentation Of Financial Statements [Line Items] |
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| Number of states in which entity operates (more than) |
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30
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| Convenience and Retail Stores [Member] | Minimum [Member] |
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| Organization Consolidation And Presentation Of Financial Statements [Line Items] |
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| Number of states in which entity operates (more than) |
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20
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