v2.4.0.8
Segment Disclosures (Segment Reporting Information By Segment) (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 12 Months Ended
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Segment Reporting Information [Line Items]                      
Transportation and terminals revenue                 $ 1,138,328 $ 970,744 $ 893,369
Product sales revenue                 744,669 799,382 854,528
Affiliate management fee revenue                 14,609 1,948 770
Total revenues 577,438 443,835 443,912 432,421 503,195 325,869 449,527 493,483 1,897,606 1,772,074 1,748,667
Operating expenses                 346,070 328,454 306,415
Cost of product sales                 578,029 657,108 706,270
Earnings of non-controlled entities                 (6,275) (2,961) (6,763)
Operating margin 296,335 222,649 251,905 208,893 248,698 138,527 224,181 178,067 979,782 789,473 742,745
Depreciation and amortization expense                 142,230 128,012 121,179
G&A expenses                 132,496 109,403 98,669
Operating profit                 705,056 552,058 522,897
Payments to Acquire Property, Plant, and Equipment                 383,757 354,168 199,665
Total assets 4,820,812       4,420,067       4,820,812 4,420,067 4,045,001
Goodwill 53,260       53,260       53,260 53,260 53,260
Investment in non-controlled entities 360,852       107,356       360,852 107,356 35,594
Refined Products Segment [Member]
                      
Segment Reporting Information [Line Items]                      
Goodwill 38,400               38,400    
Crude Oil Pipeline and Terminals Segment [Member]
                      
Segment Reporting Information [Line Items]                      
Goodwill 12,100               12,100    
Marine Storage Segment [Member]
                      
Segment Reporting Information [Line Items]                      
Goodwill 2,800               2,800    
Operating Segments [Member]
                      
Segment Reporting Information [Line Items]                      
Payments to Acquire Property, Plant, and Equipment                 593,059 351,189 213,894
Total assets 4,711,495       4,062,630       4,711,495 4,062,630 3,807,046
Operating Segments [Member] | Refined Products Segment [Member]
                      
Segment Reporting Information [Line Items]                      
Transportation and terminals revenue                 801,128 723,835 680,235
Product sales revenue                 738,271 790,116 848,902
Affiliate management fee revenue                 0 0 0
Total revenues                 1,539,399 1,513,951 1,529,137
Operating expenses                 270,711 267,694 250,794
Cost of product sales                 574,703 653,429 704,313
Earnings of non-controlled entities                 0 0 0
Operating margin                 693,985 592,828 574,030
Depreciation and amortization expense                 86,926 86,218 81,876
G&A expenses                 91,658 87,309 80,746
Operating profit                 515,401 419,301 411,408
Payments to Acquire Property, Plant, and Equipment                 361,134 127,744 130,645
Total assets 2,811,398       2,530,770       2,811,398 2,530,770 2,736,522
Goodwill 38,369       38,369       38,369 38,369 38,369
Investment in non-controlled entities 0       0       0 0 0
Operating Segments [Member] | Crude Oil Pipeline and Terminals Segment [Member]
                      
Segment Reporting Information [Line Items]                      
Transportation and terminals revenue                 178,409 92,288 61,205
Product sales revenue                 0 0 591
Affiliate management fee revenue                 13,361 1,734 770
Total revenues                 191,770 94,022 62,566
Operating expenses                 19,131 5,229 (4,898)
Cost of product sales                 0 0 0
Earnings of non-controlled entities                 (3,781) (2,574) (6,761)
Operating margin                 176,420 91,367 74,225
Depreciation and amortization expense                 24,119 12,228 10,303
G&A expenses                 19,896 5,420 1,773
Operating profit                 132,405 73,719 62,149
Payments to Acquire Property, Plant, and Equipment                 199,362 166,960 45,124
Total assets 1,252,036       875,005       1,252,036 875,005 432,073
Goodwill 12,082       12,082       12,082 12,082 12,082
Investment in non-controlled entities 345,904       91,629       345,904 91,629 24,936
Operating Segments [Member] | Marine Storage Segment [Member]
                      
Segment Reporting Information [Line Items]                      
Transportation and terminals revenue                 158,791 154,621 151,929
Product sales revenue                 6,398 9,266 5,035
Affiliate management fee revenue                 1,248 214 0
Total revenues                 166,437 164,101 156,964
Operating expenses                 59,407 58,486 63,438
Cost of product sales                 3,326 3,679 1,957
Earnings of non-controlled entities                 (2,494) (387) (2)
Operating margin                 106,198 102,323 91,571
Depreciation and amortization expense                 28,006 26,611 26,081
G&A expenses                 20,942 16,674 16,150
Operating profit                 57,250 59,038 49,340
Payments to Acquire Property, Plant, and Equipment                 32,563 56,485 38,125
Total assets 648,061       656,855       648,061 656,855 638,451
Goodwill 2,809       2,809       2,809 2,809 2,809
Investment in non-controlled entities 14,948       15,727       14,948 15,727 10,658
Corporate, Non-Segment [Member]
                      
Segment Reporting Information [Line Items]                      
Total assets 109,317       357,437       109,317 357,437 237,955
Intersegment Eliminations [Member]
                      
Segment Reporting Information [Line Items]                      
Transportation and terminals revenue                 0 0 0
Product sales revenue                 0 0 0
Affiliate management fee revenue                 0 0 0
Total revenues                 0 0 0
Operating expenses                 (3,179) (2,955) (2,919)
Cost of product sales                 0 0 0
Earnings of non-controlled entities                 0 0 0
Operating margin                 3,179 2,955 2,919
Depreciation and amortization expense                 3,179 2,955 2,919
G&A expenses                 0 0 0
Operating profit                 $ 0 $ 0 $ 0