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Related Party Transactions (Details) (USD $) In Millions, except Share data, unless otherwise specified | 1 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2011 | Sep. 30, 2010 | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Revenues - related parties: |  |  |  |  |  |  |
Total revenue - related parties |  |  | $ 73.3 |  | $ 775.1 | $ 698.4 |
Costs and expenses - related parties: |  |  |  |  |  |  |
Total costs and expenses - related parties |  |  | 857.1 |  | 1,874.0 | 1,487.1 |
Accounts receivable - related parties: |  |  |  |  |  |  |
Total accounts receivable - related parties |  |  | 2.5 |  | 43.5 |  |
Accounts payable - related parties: |  |  |  |  |  |  |
Total accounts payable - related parties |  |  | 127.1 |  | 211.6 |  |
Distributions: |  |  |  |  |  |  |
Total distributions |  |  | 750.2 |  | 701.5 | 581.5 |
Related Party Transactions [Abstract] |  |  |  |  |  |  |
Operating costs and expenses |  |  | 765.7 |  | 1,765.0 | 1,365.2 |
General and administrative expenses |  |  | 91.4 |  | 109.0 | 121.9 |
Relationship with Affiliates [Abstract] |  |  |  |  |  |  |
Operating lease expenses paid by EPCO |  |  | 0 |  | 0.3 | 0.7 |
Goodwill related to acquisitions |  |  |  |  |  | 89.4 | [1],[2]
Enterprise [Member] |  |  |  |  |  |  |
Distributions: |  |  |  |  |  |  |
Total distributions |  |  | 750.2 |  | 701.5 | 344.1 |
Holdings [Member] |  |  |  |  |  |  |
Distributions: |  |  |  |  |  |  |
Total distributions |  |  | 0 |  | 0 | 237.4 |
EPCO and affiliates [Member] |  |  |  |  |  |  |
Costs and expenses - related parties: |  |  |  |  |  |  |
Total costs and expenses - related parties |  |  | 816.9 |  | 722.7 | 712.5 |
Accounts payable - related parties: |  |  |  |  |  |  |
Total accounts payable - related parties |  |  | 102.4 |  | 108.3 |  |
Related Party Transactions [Abstract] |  |  |  |  |  |  |
Operating costs and expenses |  |  | 719.4 |  | 611.6 | 588.5 |
General and administrative expenses |  |  | 97.5 |  | 111.1 | 124.0 |
Relationship with Affiliates [Abstract] |  |  |  |  |  |  |
Number of Units (in units) |  |  | 339,130,881 | [3] |  |  |
Percentage of Total Units Outstanding (in hundredths) |  |  | 37.50% |  |  |  |
Enterprise common units pledged as security (in units) |  |  | 62,500,000 |  |  |  |
Cash paid for railcars associated with retained leases | 5.4 |  |  |  |  |  |
Operating lease expenses paid by EPCO |  |  |  |  | 0.3 | 0.7 |
Common units issued to EPCO in exchange for equity interests in trucking business (in units) |  | 523,306 |  |  |  |  |
Historical basis of net assets exchanged |  | 37.8 |  |  |  |  |
Goodwill related to acquisitions |  |  |  |  |  | 5.5 |
EPCO and affiliates [Member] | Class B units [Member] |  |  |  |  |  |  |
Relationship with Affiliates [Abstract] |  |  |  |  |  |  |
Number of Units (in units) |  |  | 4,520,431 |  |  |  |
Energy Transfer Equity and subsidiaries [Member] |  |  |  |  |  |  |
Revenues - related parties: |  |  |  |  |  |  |
Total revenue - related parties |  |  | 0 |  | 573.2 | 490.5 |
Costs and expenses - related parties: |  |  |  |  |  |  |
Total costs and expenses - related parties |  |  | 0 |  | 1,101.5 | 724.4 |
Accounts receivable - related parties: |  |  |  |  |  |  |
Total accounts receivable - related parties |  |  | 0 |  | 28.4 |  |
Accounts payable - related parties: |  |  |  |  |  |  |
Total accounts payable - related parties |  |  | 0 |  | 92.6 |  |
Other unconsolidated affiliates [Member] |  |  |  |  |  |  |
Revenues - related parties: |  |  |  |  |  |  |
Total revenue - related parties |  |  | 73.3 |  | 201.9 | 207.9 |
Costs and expenses - related parties: |  |  |  |  |  |  |
Total costs and expenses - related parties |  |  | 40.2 |  | 49.8 | 50.2 |
Accounts receivable - related parties: |  |  |  |  |  |  |
Total accounts receivable - related parties |  |  | 2.5 |  | 15.1 |  |
Accounts payable - related parties: |  |  |  |  |  |  |
Total accounts payable - related parties |  |  | 24.7 |  | 10.7 |  |
Other unconsolidated affiliates [Member] | Evangeline [Member] |  |  |  |  |  |  |
Revenues - related parties: |  |  |  |  |  |  |
Total revenue - related parties |  |  | 42.9 |  | 166.1 | 174.5 |
Other unconsolidated affiliates [Member] | K/D/S Promix, LLC [Member] |  |  |  |  |  |  |
Revenues - related parties: |  |  |  |  |  |  |
Total revenue - related parties |  |  | 7.8 |  | 18.3 | 13.1 |
Costs and expenses - related parties: |  |  |  |  |  |  |
Total costs and expenses - related parties |  |  | 27.4 |  | 44.9 | 35.6 |
Other unconsolidated affiliates [Member] | Centennial Pipeline LLC [Member] |  |  |  |  |  |  |
Costs and expenses - related parties: |  |  |  |  |  |  |
Total costs and expenses - related parties |  |  |  |  | 2.8 | 8.9 |
Other unconsolidated affiliates [Member] | Seaway Crude Pipeline Company [Member] |  |  |  |  |  |  |
Costs and expenses - related parties: |  |  |  |  |  |  |
Total costs and expenses - related parties |  |  | 18.1 |  | 1.4 | 4.5 |
Other unconsolidated affiliates [Member] | White River Hub, LLC [Member] |  |  |  |  |  |  |
Costs and expenses - related parties: |  |  |  |  |  |  |
Total costs and expenses - related parties |  |  | 6.6 |  | 6.7 | 6.0 |
Other unconsolidated affiliates [Member] | Other investments in unconsolidated subsidiaries [Member] |  |  |  |  |  |  |
Revenues - related parties: |  |  |  |  |  |  |
Total revenue - related parties |  |  | $ 19.4 |  | $ 13.0 | $ 11.5 |
[1] | Amount presented for Petrochemical & Refined Products Services includes $5.5 million of goodwill that was part of the drop down of trucking assets from EPCO (see Note 15).
[2] | We attribute these goodwill amounts to our ability to leverage the acquired businesses with our existing asset base to create future business opportunities.
[3] | Includes 4,520,431 Class B units.

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- Definition The historical basis of EPCO's equity interests in Enterprise Transportation Company (ETC), which was exchanged for common units to EPCO. Since this was a transaction between entities under common control, the net assets of ETC were recorded using their historical basis. + References No definition available. + Details
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