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Business Segment Information (Schedule Of Segment Information) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2015 | Sep. 30, 2014 | Sep. 30, 2015 | Sep. 30, 2014
Segment Reporting Information [Line Items] |  |  |  |
Segment margin | $ 140,710 | $ 94,790 | $ 333,398 | $ 254,822
Capital Expenditures | 1,622,750 | 139,877 | 1,856,111 | 382,779
External customers | 572,334 | 964,114 | 1,755,518 | 2,998,882
Intersegment | 0 | 0 | 0 | 0
Total revenues | 572,334 | 964,114 | 1,755,518 | 2,998,882
Pipeline Transportation [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Segment margin | 14,984 | 15,354 | 43,670 | 46,574
Capital Expenditures | 45,933 | 11,340 | 155,417 | 39,081
External customers | 16,735 | 15,715 | 48,422 | 50,454
Intersegment | 3,174 | 4,634 | 9,488 | 12,538
Total revenues | 19,909 | 20,349 | 57,910 | 62,992
Offshore Pipeline Transportation [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Segment margin | 70,943 | 21,666 | 121,241 | 46,504
Capital Expenditures | 1,520,268 | 23,949 | 1,522,407 | 37,525
External customers | 61,388 | 974 | 63,436 | 2,443
Intersegment | 0 | 0 | 0 | 0
Total revenues | 61,388 | 974 | 63,436 | 2,443
Refinery Services [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Segment margin | 20,692 | 21,855 | 60,073 | 64,354
Capital Expenditures | 118 | 1,254 | 1,568 | 2,153
External customers | 45,738 | 53,930 | 142,959 | 166,589
Intersegment | (2,406) | (2,722) | (7,179) | (8,387)
Total revenues | 43,332 | 51,208 | 135,780 | 158,202
Marine Transportation [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Segment margin | 26,583 | 22,077 | 79,501 | 61,512
Capital Expenditures | 12,489 | 14,987 | 40,151 | 63,023
External customers | 58,490 | 53,901 | 173,733 | 156,883
Intersegment | 2,046 | 3,099 | 6,768 | 12,358
Total revenues | 60,536 | 57,000 | 180,501 | 169,241
Supply And Logistics [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Segment margin | 7,508 | 13,838 | 28,913 | 35,878
Capital Expenditures | 43,942 | 88,347 | 136,568 | 240,997
External customers | 389,983 | 839,594 | 1,326,968 | 2,622,513
Intersegment | (2,814) | (5,011) | (9,077) | (16,509)
Total revenues | 387,169 | 834,583 | 1,317,891 | 2,606,004
Sekco [Member] | Pipeline Transportation [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Capital Expenditures | $ 700 | $ 23,400 | $ 2,500 | $ 36,100

X
- Definition Capital expenditures include both maintenance and growth capital expenditures, such as fixed asset additions (including enhancements to existing facilities and construction of internal growth projects) as well as acquisitions of businesses and interests in equity investees. + References No definition available. + Details
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- Definition Revenues less product costs, operating expenses (excluding non-cash charges such as depreciation and amortization), and segment general and administrative expenses, plus our equity in distributable cash generated by our equity investees. Also excludes the non-cash effects of our stock appreciation rights compensation plan and includes the non-income portion of payments received under direct financing leases. + References No definition available. + Details
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