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Asset Acquisitions (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2019 USD ($) | Dec. 31, 2018 USD ($) a | Dec. 31, 2017 USD ($) a
Asset Acquisitions [Line Items] |  |  |
Net acres acquired | a |  | 1,030 |
Payments to acquire oil and gas property and equipment | $ | $ 2,581 | $ 33,255 | $ 89,896
Howard and Martin Counties Acquisitions 2017 [Member] |  |  |
Asset Acquisitions [Line Items] |  |  |
Net acres acquired | a |  |  | 3,600
Payments to acquire oil and gas property and equipment | $ |  |  | $ 76,500

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- Definition [Line Items] for Asset Acquisitions [Table] + References No definition available. + Details
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- Definition Net acres acquired + References No definition available. + Details
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- Definition The cash outflow to purchase long lived physical asset for use in the normal oil and gas operations and to purchase mineral interests in oil and gas properties not intended for resale. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585 + Details
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- Details
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