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Revenue Recognition - Schedule of Disaggregated Revenue (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017
Total | $ 5,539 | $ 6,545
Oil [Member] |  |
Total | 4,609 | 930
Natural Gas and Liquids [Member] |  |
Total | 5,054 | 1,491
North Dakota [Member] | Oil [Member] |  |
Total | 2,925 |
North Dakota [Member] |  |
Total | 3,245 | 4,403
North Dakota [Member] | Oil [Member] |  |
Total |  | 4,032
North Dakota [Member] | Natural Gas and Liquids [Member] |  |
Total | 320 | 371
Texas [Member] |  |
Total | 1,962 | 1,469
Texas [Member] | Oil [Member] |  |
Total | 1,684 | 1,021
Texas [Member] | Natural Gas and Liquids [Member] |  |
Total | 278 | 448
Louisiana [Member] |  |
Total | 332 | 673
Louisiana [Member] | Oil [Member] |  |
Total |  |
Louisiana [Member] | Natural Gas and Liquids [Member] |  |
Total | $ 332 | $ 673

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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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