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Segment Data (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013 | Dec. 31, 2013
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Net sales | $ 228,036 | $ 243,295 | [1] | $ 667,906 | [2] | $ 684,331 | [1] |  |
Operating costs and expenses: |  |  |  |  |  |  |  |  |
Cost of goods sold | 194,133 | 218,222 | [1] | 562,916 | [2] | 614,048 | [1] |  |
Operating expenses | 10,213 | 8,973 | [1] | 29,076 | [2] | 27,982 | [1] |  |
Segment contribution margin | 23,690 | 16,100 |  | 75,914 |  | 42,301 |  |  |
General and administrative expenses | 2,453 | 1,973 | [1] | 7,358 | [2] | 5,696 | [1] |  |
Depreciation and amortization | 3,749 | 3,141 | [1] | 10,758 | [2] | 9,966 | [1] |  |
Loss on asset disposals | 0 | 0 | [1] | 74 | [2],[3] | 0 | [1],[4] |  |
Operating income | 17,488 | 10,986 | [1] | 57,724 | [2] | 26,639 | [1] |  |
Capital spending (excluding business combinations) | 827 | 2,701 | [5] | 2,760 | [3],[6] | 9,840 | [4],[5] |  |
Total assets | 296,172 |  |  | 296,172 |  |  |  | 301,344 | [7]
Pipelines and Transportation [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Net sales | 23,767 | 15,743 |  | 65,957 |  | 43,008 |  |  |
Operating costs and expenses: |  |  |  |  |  |  |  |  |
Cost of goods sold | 1,011 | 0 |  | 3,267 |  | 0 |  |  |
Operating expenses | 7,676 | 7,012 |  | 22,420 |  | 22,490 |  |  |
Segment contribution margin | 15,080 | 8,731 |  | 40,270 |  | 20,518 |  |  |
Capital spending (excluding business combinations) | 504 | 2,184 | [5] | 1,654 | [6] | 8,242 | [5] |  |
Total assets | 221,393 |  |  | 221,393 |  |  |  | 188,008 |
Wholesale Marketing and Terminalling [Member] |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Net sales | 204,269 | 227,552 |  | 601,949 |  | 641,323 |  |  |
Operating costs and expenses: |  |  |  |  |  |  |  |  |
Cost of goods sold | 193,122 | 218,222 |  | 559,649 |  | 614,048 |  |  |
Operating expenses | 2,537 | 1,961 |  | 6,656 |  | 5,492 |  |  |
Segment contribution margin | 8,610 | 7,369 |  | 35,644 |  | 21,783 |  |  |
Capital spending (excluding business combinations) | 323 | 517 | [5] | 1,106 | [6] | 1,598 | [5] |  |
Total assets | $ 74,779 |  |  | $ 74,779 |  |  |  | $ 113,336 |
[1] | Adjusted to include the historical results of the El Dorado Terminal and Tank Assets. See Notes 1 and 2 for further discussion.
[2] | The information presented includes the results of operations of the El Dorado Predecessor. Prior to the El Dorado Acquisition, the El Dorado Predecessor did not record revenues for intercompany terminalling and storage services.
[3] | Includes the historical cash flows of the El Dorado Terminal and Tank Assets. See Notes 1 and 2 for further discussion.
[4] | Adjusted to include the historical cash flows of the El Dorado Terminal and Tank Assets. See Notes 1 and 2 for further discussion.
[5] | Capital spending adjusted to include expenditures incurred in connection with the assets acquired in the El Dorado Acquisition.
[6] | Capital spending includes expenditures incurred in connection with the assets acquired in the El Dorado Acquisition.
[7] | Includes the historical balances of the El Dorado Terminal and Tank Assets. See Notes 1 and 2 for further discussion.

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