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Supplemental Cash Flow Information (Details) (USD $) In Millions, unless otherwise specified | 6 Months Ended | 1 Months Ended | 6 Months Ended | 1 Months Ended | 6 Months Ended | 1 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended
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Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2013 Energy Transfer Equity [Member] | Jun. 30, 2012 Energy Transfer Equity [Member] | Mar. 31, 2013 Seminole Pipeline segment [Member] | Jun. 30, 2013 Seminole Pipeline segment [Member] | Jun. 30, 2012 Seminole Pipeline segment [Member] | Jan. 31, 2013 Chemical Trucking Assets [Member] | Jun. 30, 2013 Chemical Trucking Assets [Member] | Jun. 30, 2012 Chemical Trucking Assets [Member] | Apr. 30, 2013 Lubrication oil and specialty chemical distribution assets [Member] | Jun. 30, 2013 Lubrication oil and specialty chemical distribution assets [Member] | Jun. 30, 2013 Lubrication oil and specialty chemical distribution assets [Member] | Jun. 30, 2012 Lubrication oil and specialty chemical distribution assets [Member] | Jun. 30, 2013 Marine transportation assets [Member] | Jun. 30, 2013 Marine transportation assets [Member] | Jun. 30, 2012 Marine transportation assets [Member] | Jun. 30, 2013 West Storage Facilities [Member] | Jun. 30, 2012 West Storage Facilities [Member] | Jun. 30, 2013 Other Disposal of Assets [Member] | Jun. 30, 2012 Other Disposal of Assets [Member]
Decrease (increase) in: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts receivable - trade | $ (312.6) | $ 785.5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts receivable - related parties | (17.2) | 35.7 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Inventories | (255.1) | (20.8) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Prepaid and other current assets | (42.2) | (13.9) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other assets | 0.8 | (53.7) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (decrease) in: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts payable - trade | 35.3 | (45.7) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts payable - related parties | 15.0 | (141.3) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accrued product payables | 195.7 | (880.2) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accrued interest | 2.8 | 1.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other current liabilities | (16.5) | 84.1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other liabilities | (15.2) | (31.0) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net effect of changes in operating accounts | (409.2) | (280.3) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from asset sales and insurance recoveries | 199.2 | 1,156.7 | 0 |  | 1,095.3 |  | 86.9 | 86.9 | 0 |  | 29.5 | 29.5 | 0 |  | 35.3 |  | 35.3 | 0 |  | 14.3 | 14.9 | 2.4 |  | 8.8 |  | 27.7 |  | 23.8 |  | 31.3 |
Gains (losses) attributable to asset sales and insurance recoveries | $ 58.2 | $ 100.3 | $ 0 | [1] | $ 68.8 | [1] | $ 52.5 | $ 52.5 | $ 0 | [2] | $ (0.5) | $ (0.5) | $ 0 | [2] |  | $ 6.7 | $ 6.7 | $ 0 | [2] | $ (6.7) | $ (6.7) | $ (3.1) | [2] | $ 8.8 | [2] | $ 27.7 | [2] | $ (2.6) | [2] | $ 6.9 | [2]
[1] | This amount is a component of "Other income" as presented on our Unaudited Condensed Statements of Consolidated Operations.
[2] | These amounts are a component of "Operating costs and expenses" as presented on our Unaudited Condensed Statements of Consolidated Operations.

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