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Revenue Recognition - Schedule of Disaggregated Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018
Total | $ 1,633 | $ 1,222 | $ 5,066 | $ 4,350
Oil [Member] |  |  |  |
Total | 1,571 | 1,120 | 4,746 | 3,642
Natural Gas and Liquids [Member] |  |  |  |
Total | 62 | 102 | 320 | 708
North Dakota [Member] |  |  |  |
Total | 580 | 860 | 1,832 | 2,624
North Dakota [Member] | Oil [Member] |  |  |  |
Total | 564 | 795 | 1,723 | 2,384
North Dakota [Member] | Natural Gas and Liquids [Member] |  |  |  |
Total | 16 | 65 | 109 | 240
Texas [Member] |  |  |  |
Total | 1,053 | 364 | 3,234 | 1,426
Texas [Member] | Oil [Member] |  |  |  |
Total | 1,007 | 325 | 3,023 | 1,258
Texas [Member] | Natural Gas and Liquids [Member] |  |  |  |
Total | 46 | 39 | 211 | 168
Louisiana [Member] |  |  |  |
Total |  | (2) |  | 300
Louisiana [Member] | Oil [Member] |  |  |  |
Total |  |  |  |
Louisiana [Member] | Natural Gas and Liquids [Member] |  |  |  |
Total |  | $ (2) |  | $ 300

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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -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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