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Business Segment Information (Schedule Of Segment Information) (Details) (USD $) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012 | Jul. 22, 2013
Segment Reporting Information [Line Items] |  |  |  |  |
Segment margin | $ 64,824,000 | $ 65,929,000 | $ 207,331,000 | $ 189,012,000 |
Capital Expenditures | 330,088,000 | 37,199,000 | 509,219,000 | 379,802,000 |
Pipeline Transportation Services Revenues | 23,217,000 | 19,164,000 | 66,533,000 | 55,794,000 |
Refinery Services Revenues | 52,410,000 | 47,977,000 | 153,370,000 | 144,342,000 |
Supply And Logistics Revenues | 1,184,191,000 | 974,696,000 | 3,400,786,000 | 2,815,849,000 |
External customers | 1,259,818,000 | 1,041,837,000 | 3,620,689,000 | 3,015,985,000 |
Intersegment | 0 | 0 | 0 | 0 |
Total revenues | 1,259,818,000 | 1,041,837,000 | 3,620,689,000 | 3,015,985,000 |
Business Acquisition, Transaction Costs |  |  |  |  | 230,900,000
Pipeline Transportation [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Segment margin | 29,860,000 | 23,295,000 | 81,512,000 | 69,427,000 |
Capital Expenditures | 38,514,000 | 21,764,000 | 159,922,000 | 300,093,000 |
External customers | 16,636,000 | 16,190,000 | 53,121,000 | 44,564,000 |
Intersegment | 6,581,000 | 2,974,000 | 13,412,000 | 11,230,000 |
Refinery Services [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Segment margin | 19,163,000 | 18,983,000 | 55,824,000 | 53,510,000 |
Capital Expenditures | 632,000 | 1,025,000 | 2,296,000 | 2,295,000 |
External customers | 55,025,000 | 50,378,000 | 161,492,000 | 151,326,000 |
Intersegment | (2,615,000) | (2,401,000) | (8,122,000) | (6,984,000) |
Supply And Logistics [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Segment margin | 15,801,000 | 23,651,000 | 69,995,000 | 66,075,000 |
Capital Expenditures | 290,942,000 | 14,410,000 | 347,001,000 | 77,414,000 |
External customers | 1,188,157,000 | 975,269,000 | 3,406,076,000 | 2,820,095,000 |
Intersegment | (3,966,000) | (573,000) | (5,290,000) | (4,246,000) |
Sekco [Member] | Pipeline Transportation [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Capital Expenditures | 5,200,000 | 5,700,000 | 71,400,000 | 57,100,000 |
Gulf Of Mexico Crude Oil Pipelines [Member] | Pipeline Transportation [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Capital Expenditures |  |  |  | $ 205,600,000 |

X
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