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Revenue Recognition (Tables) | 3 Months Ended
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Mar. 31, 2019
Revenue from Contract with Customer [Abstract] |
Schedule of Disaggregated Revenue | The following table presents our disaggregated revenue by major source and geographic area for the three months ended March 31, 2019 and 2018.
|  | Three Months Ended March 31, |
|  | 2019 |  |  | 2018 |
|  |  | (in thousands) |
Revenue: |  |  |  |
North Dakota |  |  |  |  |  |  |  |
Oil |  | $ | 522 |  |  | $ | 795 |
Natural gas and liquids |  |  | 51 |  |  |  | 88 |
Total |  | $ | 573 |  |  | $ | 883 |
Texas |  |  |  |  |  |  |  |
Oil |  | $ | 893 |  |  | $ | 435 |
Natural gas and liquids |  |  | 95 |  |  |  | 77 |
Total |  | $ | 988 |  |  | $ | 512 |
Louisiana |  |  |  |  |  |  |  |
Oil |  | $ | - |  |  | $ | - |
Natural gas and liquids |  |  | - |  |  |  | 160 |
Total |  | $ | - |  |  | $ | 160 |

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045 + Details
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