v2.4.0.8
Segment Disclosures (Schedule Of Business Segment Reporting Information) (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Segment Reporting Information [Line Items]        
Transportation and terminals revenue $ 353,568 $ 282,462 $ 671,205 $ 509,733
Product sales revenue 137,657 157,922 433,720 359,633
Affiliate management fee revenue 5,221 3,528 10,127 6,967
Total revenue 496,446 443,912 1,115,052 876,333
Operating expenses 124,874 77,415 198,371 142,596
Cost of product sales 109,103 115,328 307,143 275,726
Earnings of non-controlled entities (1,955) (736) (2,421) (2,787)
Operating margin 264,424 251,905 611,959 460,798
Depreciation, amortization and impairments 46,897 34,186 84,408 70,518
G&A expenses 39,309 33,262 74,244 63,318
Operating profit 178,218 184,457 453,307 326,962
Operating Segments [Member] | Refined Products [Member]
        
Segment Reporting Information [Line Items]        
Transportation and terminals revenue 232,489 202,397 442,725 367,756
Product sales revenue 136,334 156,321 430,044 355,736
Affiliate management fee revenue 0 0 0 0
Total revenue 368,823 358,718 872,769 723,492
Operating expenses 97,302 66,456 148,459 112,737
Cost of product sales 108,817 114,460 306,573 272,758
Earnings of non-controlled entities 0 0 0 0
Operating margin 162,704 177,802 417,737 337,997
Depreciation, amortization and impairments 32,083 21,224 55,255 42,577
G&A expenses 25,374 23,292 48,393 44,494
Operating profit 105,247 133,286 314,089 250,926
Operating Segments [Member] | Crude Oil Pipeline and Terminals [Member]
        
Segment Reporting Information [Line Items]        
Transportation and terminals revenue 79,556 41,158 147,459 64,386
Product sales revenue 0 0 0 0
Affiliate management fee revenue 4,902 3,239 9,497 6,398
Total revenue 84,458 44,397 156,956 70,784
Operating expenses 11,867 4,027 20,925 9,134
Cost of product sales 0 0 0 0
Earnings of non-controlled entities (888) (110) (708) (1,485)
Operating margin 73,479 40,480 136,739 63,135
Depreciation, amortization and impairments 6,725 5,104 13,188 12,573
G&A expenses 7,697 4,915 13,691 9,042
Operating profit 59,057 30,461 109,860 41,520
Operating Segments [Member] | Marine Storage [Member]
        
Segment Reporting Information [Line Items]        
Transportation and terminals revenue 41,523 38,907 81,021 77,591
Product sales revenue 1,323 1,601 3,676 3,897
Affiliate management fee revenue 319 289 630 569
Total revenue 43,165 40,797 85,327 82,057
Operating expenses 16,544 7,694 30,630 22,247
Cost of product sales 286 868 570 2,968
Earnings of non-controlled entities (1,067) (626) (1,713) (1,302)
Operating margin 27,402 32,861 55,840 58,144
Depreciation, amortization and impairments 7,250 7,096 14,322 13,846
G&A expenses 6,238 5,055 12,160 9,782
Operating profit 13,914 20,710 29,358 34,516
Intersegment Eliminations [Member]
        
Segment Reporting Information [Line Items]        
Transportation and terminals revenue 0 0 0 0
Product sales revenue 0 0 0 0
Affiliate management fee revenue 0 0 0 0
Total revenue 0 0 0 0
Operating expenses (839) (762) (1,643) (1,522)
Cost of product sales 0 0 0 0
Earnings of non-controlled entities 0 0 0 0
Operating margin 839 762 1,643 1,522
Depreciation, amortization and impairments 839 762 1,643 1,522
G&A expenses 0 0 0 0
Operating profit $ 0 $ 0 $ 0 $ 0