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Equity and Distributions (Details) (USD $) In Millions, except Share data, unless otherwise specified | 1 Months Ended |  | 9 Months Ended |  | 9 Months Ended
--- | --- | --- | --- | --- | ---
Jun. 30, 2013 Enterprise EF78 LLC[Member] | Sep. 30, 2013 Enterprise EF78 LLC[Member] | Sep. 30, 2013 Class B units [Member] | Dec. 31, 2012 Class B units [Member] | Sep. 30, 2013 Treasury Units [Member]
Mergers [Line Items] |  |  |  |  |
Units outstanding (in units) |  |  |  | 4,520,431 |
Conversion and reclassification of Class B units to common units (in units) |  |  | 4,520,431 |  |
Treasury Units [Abstract] |  |  |  |  |
Conversion of restricted units and similar awards to common units (in units) |  |  |  |  | 1,846,198
Acquisition of treasury units in connection with vesting of equity-based awards (in units) |  |  |  |  | 618,317
Total cost of treasury units |  |  |  |  | $ 36.1
Noncontrolling Interest [Line Items] |  |  |  |  |
Noncontrolling Interest, Ownership Percentage by Parent |  | 75.00% |  |  |
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners |  | 25.00% |  |  |
Initial contribution from joint venture partner | $ 90.2 |  |  |  |

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