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Investment in Unconsolidated Subsidiary (Tables) | 3 Months Ended
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Mar. 31, 2018
Equity Method Investments and Joint Ventures [Abstract] |
Equity Method Investments | Selected financial information for the Company's DGD Joint Venture is as follows (in thousands):
(in thousands) |  | March 31, 2018 | December 31, 2017
Assets: |  |  |
Total current assets |  | $ | 295,775 |  | $ | 202,778 |
Property, plant and equipment, net |  | 475,218 |  | 435,328 |
Other assets |  | 11,959 |  | 4,655 |
Total assets |  | $ | 782,952 |  | $ | 642,761 |
Liabilities and members' equity: |  |  |
Total current portion of long term debt |  | $ | — |  | $ | 17,023 |
Total other current liabilities |  | 40,242 |  | 40,705 |
Total long term debt |  | — |  | 36,730 |
Total other long term liabilities |  | 458 |  | 450 |
Total members' equity |  | 742,252 |  | 547,853 |
Total liabilities and member's equity |  | $ | 782,952 |  | $ | 642,761 |
|  | Three Months Ended
(in thousands) |  | March 31, 2018 | March 31, 2017
Revenues: |  |  |
Operating revenues |  | $ | 150,321 |  | $ | 125,397 |
Expenses: |  |  |
Total costs and expenses less depreciation, amortization and accretion expense |  | (49,821 | ) | 115,322 |
Depreciation, amortization and accretion expense |  | 6,120 |  | 8,113 |
Total costs and expenses |  | (43,701 | ) | 123,435 |
Operating income |  | 194,022 |  | 1,962 |
Other income |  | 377 |  | 223 |
Interest and debt expense, net |  | — |  | (990 | )
Net income |  | $ | 194,399 |  | $ | 1,195 |

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- Definition Tabular disclosure of equity method investments including, but not limited to, name of each investee or group of investments, percentage ownership, difference between recorded amount of an investment and the value of the underlying equity in the net assets, and summarized financial information. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=66011266&loc=d3e33918-111571 + Details
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