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Business Segment Information (Tables) | 9 Months Ended
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Sep. 30, 2013
Segment Reporting Information [Line Items] |
Schedule of Segment Reporting Information, by Segment [Table Text Block] | Segment information for the periods presented below was as follows:
| Pipeline Transportation |  | Refinery Services |  | Supply & Logistics |  | Total
Three Months Ended September 30, 2013 |  |  |  |  |  |  |
Segment margin (a) | $ | 29,860 |  |  | $ | 19,163 |  |  | $ | 15,801 |  |  | $ | 64,824 |
Capital expenditures (b) | $ | 38,514 |  |  | $ | 632 |  |  | $ | 290,942 |  |  | $ | 330,088 |
Revenues: |  |  |  |  |  |  |
External customers | $ | 16,636 |  |  | $ | 55,025 |  |  | $ | 1,188,157 |  |  | $ | 1,259,818 |
Intersegment (c) | 6,581 |  |  | (2,615 | ) |  | (3,966 | ) |  | — |
Total revenues of reportable segments | $ | 23,217 |  |  | $ | 52,410 |  |  | $ | 1,184,191 |  |  | $ | 1,259,818 |
Three Months Ended September 30, 2012 |  |  |  |  |  |  |
Segment margin (a) | $ | 23,295 |  |  | $ | 18,983 |  |  | $ | 23,651 |  |  | $ | 65,929 |
Capital expenditures (b) | $ | 21,764 |  |  | $ | 1,025 |  |  | $ | 14,410 |  |  | $ | 37,199 |
Revenues: |  |  |  |  |  |  |
External customers | $ | 16,190 |  |  | $ | 50,378 |  |  | $ | 975,269 |  |  | $ | 1,041,837 |
Intersegment (c) | 2,974 |  |  | (2,401 | ) |  | (573 | ) |  | — |
Total revenues of reportable segments | $ | 19,164 |  |  | $ | 47,977 |  |  | $ | 974,696 |  |  | $ | 1,041,837 |
Nine Months Ended September 30, 2013 |  |  |  |  |  |  |
Segment margin (a) | $ | 81,512 |  |  | $ | 55,824 |  |  | $ | 69,995 |  |  | $ | 207,331 |
Capital expenditures (b) | $ | 159,922 |  |  | $ | 2,296 |  |  | $ | 347,001 |  |  | $ | 509,219 |
Revenues: |  |  |  |  |  |  |
External customers | $ | 53,121 |  |  | $ | 161,492 |  |  | $ | 3,406,076 |  |  | $ | 3,620,689 |
Intersegment (c) | 13,412 |  |  | (8,122 | ) |  | (5,290 | ) |  | — |
Total revenues of reportable segments | $ | 66,533 |  |  | $ | 153,370 |  |  | $ | 3,400,786 |  |  | $ | 3,620,689 |
Nine Months Ended September 30, 2012 |  |  |  |  |  |  |
Segment margin (a) | $ | 69,427 |  |  | $ | 53,510 |  |  | $ | 66,075 |  |  | $ | 189,012 |
Capital expenditures (b) | $ | 300,093 |  |  | $ | 2,295 |  |  | $ | 77,414 |  |  | $ | 379,802 |
Revenues: |  |  |  |  |  |  |
External customers | $ | 44,564 |  |  | $ | 151,326 |  |  | $ | 2,820,095 |  |  | $ | 3,015,985 |
Intersegment (c) | 11,230 |  |  | (6,984 | ) |  | (4,246 | ) |  | — |
Total revenues of reportable segments | $ | 55,794 |  |  | $ | 144,342 |  |  | $ | 2,815,849 |  |  | $ | 3,015,985 |
Total assets by reportable segment were as follows:
| September 30, 2013 |  | December 31, 2012
Pipeline transportation | $ | 1,024,367 |  |  | $ | 890,652 |
Refinery services | 414,102 |  |  | 414,170 |
Supply and logistics | 1,179,791 |  |  | 750,347 |
Other assets | 61,310 |  |  | 54,495 |
Total consolidated assets | $ | 2,679,570 |  |  | $ | 2,109,664 |
Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block] |
(a) | A reconciliation of Segment Margin to income before income taxes for the periods presented is as follows:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2013 |  | 2012 |  | 2013 |  | 2012
Segment Margin | $ | 64,824 |  |  | $ | 65,929 |  |  | $ | 207,331 |  |  | $ | 189,012 |
Corporate general and administrative expenses | (11,113 | ) |  | (9,428 | ) |  | (32,255 | ) |  | (26,756 | )
Depreciation and amortization | (16,066 | ) |  | (14,838 | ) |  | (46,789 | ) |  | (45,447 | )
Interest expense | (12,587 | ) |  | (9,873 | ) |  | (36,282 | ) |  | (30,697 | )
Distributable cash from equity investees in excess of equity in earnings | (5,204 | ) |  | (5,613 | ) |  | (16,659 | ) |  | (19,098 | )
Non-cash items not included in segment margin | 507 |  |  | (2,222 | ) |  | (2,828 | ) |  | (2,475 | )
Cash payments from direct financing leases in excess of earnings | (1,291 | ) |  | (1,278 | ) |  | (3,786 | ) |  | (3,748 | )
Income before income taxes | $ | 19,070 |  |  | $ | 22,677 |  |  | $ | 68,732 |  |  | $ | 60,791 |

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- Definition Tabular disclosure of all significant reconciling items in the reconciliation of total profit or loss from reportable segments, to the entity's consolidated income before income taxes, extraordinary items, and discontinued operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 31 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8924-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8906-108599 + Details
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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8721-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8813-108599 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8906-108599 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8736-108599 + Details
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