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Commitments And Contingencies (Tables) | 12 Months Ended
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Dec. 31, 2012
Commitments and Contingencies Disclosure [Abstract] |
Future Minimum Rental Payments Under All Non-Cancelable Operating Leases |
| Office Space |  | Transportation Equipment |  | Terminals and Tanks |  | Total
2013 | $ | 1,006 |  |  | $ | 12,273 |  |  | $ | 6,006 |  |  | $ | 19,285 |
2014 | 1,219 |  |  | 13,965 |  |  | 6,129 |  |  | 21,313 |
2015 | 1,207 |  |  | 12,166 |  |  | 2,571 |  |  | 15,944 |
2016 | 1,173 |  |  | 8,488 |  |  | 2,374 |  |  | 12,035 |
2017 | 1,029 |  |  | 6,236 |  |  | 2,374 |  |  | 9,639 |
2018 and thereafter | 5,169 |  |  | 13,431 |  |  | 24,545 |  |  | 43,145 |
Total minimum lease obligations | $ | 10,803 |  |  | $ | 66,559 |  |  | $ | 43,999 |  |  | $ | 121,361 |
Total Operating Lease Expense |
Year Ended December 31, 2012 | $ | 21,624 |
Year Ended December 31, 2011 | $ | 18,331 |
Year Ended December 31, 2010 | $ | 15,692 |

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- Definition Tabular disclosure of future minimum payments required in the aggregate and for each of the five succeeding fiscal years for operating leases having initial or remaining noncancelable lease terms in excess of one year and the total minimum rentals to be received in the future under noncancelable subleases as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717 + Details
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- Definition Tabular disclosure of rental expense from operating leases for each period for which an income statement is presented with separate amounts for minimum rentals, contingent rentals, and sublease rentals. Rental payments under leases with terms of a month or less that were not renewed need not be included. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41499-112717 + Details
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