Acquistions (Schedule of Acquisition Fair Value of Net Assets ) (Details) - Central Midland Basin [Member] $ in Thousands |
Oct. 08, 2014
USD ($)
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| Business Acquisition [Line Items] | |
| Oil and natural gas properties | $ 91,895 |
| Asset retirement obligations | (140) |
| Net assets to be acquired | 210,205 |
| Unevaluated Oil and Gas Properties [Member] | |
| Business Acquisition [Line Items] | |
| Oil and natural gas properties | $ 118,450 |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Amount of liabilities assumed at the acquisition date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The amount of property, plant, and equipment recognized as of the acquisition date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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